# Questions Asked onJanuary 13, 2016

1. ## english

Select the correct form of the pronoun in parentheses: 1.(Who, Whom) was the first president of the United States? 2.There are few Americans (who, whom)could not answer that question. 3.George Washington, (who, whom) is known as "the father of his

2. ## One Last Help

1. 423% as a decimal a. 0.423 b. 42.3 c. 4.23 (GOT THIS) d. 423 2. 4 1/4 as a percent a. 4.20% b. 4.25% (Debating on this or...) c. 420% d. 425% (...this.) 3. 120% as a fraction a. 1 1/5 (GOT THIS) b. 3/25 c. 1 3/25 d. 1 1/2 4. 0.35% as a decimal a. 0.035

3. ## English

1.) Choose the term that best describes the type of sentence shown. If you fail to plan, you plan to fail. a.) Simple. b.) Complex c.) Compound d.) Compound complex B 2.) Chose the term that describes the type of sentence shown. John was late to dinner and

4. ## Algebra 1

You use a line of best fit for a set of data to make a prediction about an unknown value. The correlation coefficient for your data set is 0.793. How confident can you be that your predicted value will be reasonably close to the actual value?

5. ## English

1.) Which of the following topics is the clearest example of the informative purpose a.) A short essay describing a recent trip to new Zealand b.) A eulogy for a deceased friend c.) A glowing movie review d.) A dialogue between two characters in a play A

6. ## English

1.) "Good fences make good neighbours." Spring is the mischief in me, and I wonder If I could put a notion in his head: "Why do they make good neighbours? Isn't it Where there are cows? But here there are no cows. Before I built a wall I'd ask to know What

7. ## English

1. You can just give the homework to Marc, *my next door neighbor*, to give to me. a.) Adverb Phrase b.) Adjective Phrase c.) Appositive Phrase d.) Participle phrase I think it is an appositive phrase because of the detail of “My next door neighbor” 2.

8. ## Math

17.The speed limit of a highway is 55 miles per hour. A car is traveling at least 65 miles per hour. How many miles per hour m over the speed limit is the car traveling? 55 – m ≥ 65; m ≥ 10 m + 65 ≤ 55; m ≤–10 65 – m ≤ 55; m ≤ 10 55 + m

9. ## English

1.) Identify the choice that best describes the problem Forgetting her homework and her books a.) Phrase fragment b.) Dangling modifier c.) Run-on sentence d.) Misplaced modifier A 2.) Choose the term that describes the underlined part of the sentence

10. ## English

10.) Which of these is an indirect characterization from "The Secret Life of Walter Mitty"? a.) He looked distraught and haggard b.) "I don't need overshoes," said Mitty c.) It was two blocks to the parking lot d.) An excited buss ran around the courtroom

11. ## Physics II

A test charge of +2 μC is placed halfway between a charge of +6 μC and another of +4 μC separated by 10 cm. What is the magnitude of the force on the test charge?

12. ## Physics

Blood flow rates in the umbilical cord can be found by measuring the Doppler shift of the ultrasound signal reflected by the red blood cells. If the source emits a frequency f, what is the measured reflected frequency fR? Assume that all of the red blood

13. ## Science

1. In the western U.S., ranchers aggressively killed wolves because they posed a threat to their cattle. As the wolf population declined, the deer population began increasing. As a result, the surrounding forest ecosystems experienced increasing damage.

14. ## Math (and note to DAMON)

1. 0.24% as a decimal? Is it 0.0024? 2. 135% as a decimal? Is it 1.35? 3. 1/5% as a decimal? Is it 0.2? 4. fraction equivalent to 0.75% is... Is it 3/4? 5. mixed number equivalent to 420% is... Is it 4 1/5? 6. percent equivalent to 5/1,000 is... Is it 0.5%

15. ## Spanish

Which of the following is true about the Poas Volcano National Park? a. camping is allowed inside the park b. visitors can only go in the winter c. the area near the summit shows the effects of acid rain d. the volcano has erupted 50 times since 1928

16. ## English

1.) Choose the term that best describes the underlined phrase Gripping the rail,*** "Lindsey stepped onto the ice". *** A.) independent clause B.) adjective clause C.) adverb clause D.) noun clause A 2.) Choose the term that best describes the underlined

17. ## Spanish

Which of these is the best description for Club America? a. The most unpopular fan club in Argentina b. Voted the most popular and most hated soccer team in Mexico*** c. The most popular American football team in America d. An amateur soccer team in South

18. ## Science

which of the following is an example of a cyclic behavior that is seasonal? a. running from predators b. searching for water c. hunting at night d. migrating for warmth** I think its d

19. ## physics

In the outer space, a constant force is applied to a 32.5 kg probe initially at rest. The probe moves a distance of 100 m in 10 s. (a) What acceleration does this force produce? (b) What is the magnitude of the force?

20. ## Maths

9. r/15 ≥ -3 R ≥ -45*** R ≥ -15 R ≥ 12 R ≥ 45 10. -8x > -64 x < 8*** x > 8 x < -72 x > 72 13. A baseball bat and 8 baseballs cost \$163.25. The bat costs \$106.45. What is the cost c of one baseball? (1 point) 163.25 – 8c = 106.45; \$33.71 8c +

21. ## English

Identify the part of speech for the underlined word He WAS deeply in love with Janine. a.) Action verb b.) Helping verb c.) Linking verb d.) None of the above its either C or D

22. ## physics

Assume the truck is going at v0 = 25 m/s, and you're 20 m behind the truck. You decide to accelerate at a = 1.0 m/s2 to pass the truck. To pass safely, you also want to pass the truck by 20 m before moving back to the lane. Part A ) Estimate the time

23. ## English

1.) Use your knowledge of prefixes and suffixes to determine the meaning of the underlined word in the sentence below. Based on you understanding of word roots a **psychobiography** of a famous person would likely focus on a.) The Subjects education and

24. ## Chemistry

The concentration of barium ions in any solution can also be determined via gravimetric analysis. An impure sample of barium nitrate with a mass of 1.234 g, is completely dissolved in water and the resulting solution is reacted with an excess of aqueous

25. ## Chemistry- Dr.Bob!

Combustion of natural gas (primarily methane) occurs in most household heaters. The heat given off in this reaction is used to raise the temperature of the air in the house. Assuming that all the energy given off in the reaction goes to heating up only the

26. ## Math

1. 0.24% as a decimal? Is it 0.0024? 2. 135% as a decimal? Is it 1.35? 3. 1/5% as a decimal? Is it 0.2? 4. fraction equivalent to 0.75% is... Is it 3/4? 5. mixed number equivalent to 420% is... Is it 4 1/5? 6. percent equivalent to 5/1,000 is... Is it 0.5%

27. ## Language Arts

Directions: Underline the prepositional phrase in each sentence below, and circle the direct object. 1. The man sat on top of the historic rock. 2. The baseball was just out of reach from the boy. 3. They were about to win the championship. 4. He felt

28. ## maths

The first terme of a linear sequence is 3 and the 8th term is 31.find the common difference

29. ## Physics

How many electrons pass a given point in the circuit in 17 minutes? The fundamental charge is 1.602•10^-19. And the current is 0.526315789

30. ## Maths lit,business studies,consumer studies,tourism

I chose this subjects Maths literacy,Consumer studies,business studies,tourism but i wanna know what can i do with does subjects after finishing school and i wanna become a 'Chef' are these subjects right or wrong for my subjects???

31. ## English

Identify the italicized part of the sentence. As well as being a competent secretary, Lauren has become the informal club vice president. A. subject B. predicate C. direct object D. indirect object E. predicate noun F. predicate adjective

32. ## physics

A 55.0-kg box rests on a horizontal surface. The coefficient of static friction between the box and the surface is 0.300. What horizontal force must be applied to the box for it to start sliding along the surface?

33. ## Math

2. A 21 meter tall tree near a building casts a shadow that is 24 meters long. The building casts a shadow that is 56 meters long. what is the height of the building? 21/24 = x/56 x = 56*21/24 = 49 m..........c -------------------------- a. 30m •• b.

34. ## math

I am a number less than 3,000.When you divide me by 32, my remainder is 30. When you divide me by 58, my remainder is 44. What number am I.

35. ## Language

Walking for Fitness and Fun Walking Is for Everyone Walking is a popular form of exercise, and it is growing more popular each year. Walking is good for every age group: The rate of participation does not decline in the middle and later years. In a

36. ## Math

George bought some CDs at his local store. He paid \$15.95 for each CD. Nora bout the same number of CDs from a store online. She paid \$13.95 for each CD, but had to pay \$8 for shipping. In the end, both George and Nora spent the exact same amount of money

37. ## Chemistry Chemical Reactions pls help <3

2AgNO3 + CaCl2 ---> Ca(NO3)2 + 2AgCl all of the substances involved in this reaction are soluble in water except AgCl which forms a solid at the bottom of the flask . Suppose we mix together a solution containing 12.6 g of AgNO3 and one containing 8.4 g of

38. ## Physics

A 0.500 kg object is thrown vertically upward with an average applied force of 8.20 N by a student. The force is applied through a displacement of 1.50m. a. What is the average net force acting on the object? b. What is the velocity of the object when it

39. ## science help

An astronomer sees two stars in the sky. Both stars are equally far from Earth, but the first star is brighter than the second star. Which of the following is a valid conclusion about the first star? It is larger than the second star. It is smaller than

40. ## Math

Earth weight is 5.9736 x 10^24 Kg and Venus is 4.8685 x 10^24 Kg. What is the combined weight of Earth and Venus ? a)10.8421 X 10^26 Kg b)10.8421 x 10^23 Kg c)10.8421 x 10^25 Kg d)1.08421 x 10^25 Kg

41. ## Geometry

Given triangle GHI with G(4, -3), H(-4, 2), and I(2, 4), find the perpendicular bisector of line HI in standard form. Please help? Thanks

42. ## science help

A student did an experiment with two identical plants, Plant 1 and Plant 2. About 10 mL fertilizer was added to Plant 1. About 200 mL of water was added to each plant every day. The height of the plants was recorded over a period of 5 weeks in the table

43. ## math

In right triangle ABC,BC=8cm and AC=17cm.Find the value of sin C

44. ## Language

1 While television can be entertaining and educational, it also has a dark side, especially for children. On average, children spend nearly 4 hours a day watching television. The harmful effects of television viewing far outweigh any benefits. 2 Doing

45. ## ELA HW.

In which of the following sentences is the pronoun in the objective case? A. He told Mary to stay off the porch until the paint dried. B. Andy let Sarah borrow his pen to fill out the contest entry. C. Grandma told them a story about Grandpa while the

46. ## Language Arts Help!

Which sentence contains a predicate pronoun? A. We gave him a stand ovation. B. The winner is she. C. Are they coming to our play? D. He was the poet laureate in 2001. I think it is A or C. Thank you!

47. ## algebra 1

a bout travels 280 miles downstream and back. The trip downstream took seven hours. The trip back took 14 hours. The speed of the boat in still water and the speed of the current

48. ## Math/Physics

Lil decides to estimate the height of the Empire State Building. She measures the angle θ of elevation of the spire atop the building as 19°. After walking x = 9.10 ✕ 102 ft closer to the building, she finds the angle to be 23.8°. Use Lil's data to

49. ## math

Marisa invests \$1650 for 3 years, at which time her investment is worth \$2262.7. What interest rate , compounded annually, would yield the same results? Found your answer to 2 decimal places.

50. ## Math

A golfer hits a tee shot on a 350m long straight golf hole. The ball is hooked (hit at an angle) 21 degree to the left. The ball lands 210m from the tee. How far is the ball from the hole? I know how to solve this using cosine law (171.35 m) but am having

51. ## Math

Which interval does the shaded area represent? (The picture shows the first quadrant with the graphs of y=x^2 and y=cosx; the shaded area is a rectangle with the top right corner being the intersection of the functions and the bottom right corner being the

52. ## mathematics

in a class of 60 boys and 40 girls, it is observed tha 24 boys and 21 girls wear glasses. what is the probability that: (1)A student is picked at random from this calss wear glasses (2)A girl picked at random does not wear glsses.(3)A boy pivked at random

53. ## math

you are mailing a birthday present to a friend.you have abox that has a length of 2 1/2 feet,aheight of 2 feet,and a width of 1 1/2 feet.the present has a volume of 3 cubic fet.what is the volume of th empty space in the box?

54. ## Physics

How many electrons pass a given point in the circuit in 17 minutes? The fundamental charge is 1.602•10^-19. And the current is 0.526315789

55. ## Math

Barb is making a bead neaklace. She strings 1 white bead,then 3 blue beads,then 1 white bead,and so on. Write the numbers for the first eight beads that are white. What is a rule for the pattern?

56. ## math

75% of the students in a class passed an exam if 2 more students had passed the exam , 80% would have been successful . how many students are there in the class.

57. ## Civics

Setting the requirements for professional workers, like medical professionals, is the responsibility of which organization? municipal government state government national government national and state government

58. ## Math

. What is the common multiple in the proportion below ?? X/12= 24/36 2 3 4•• 6 Solve the proportion 4/5= x/27 21.6 20•• 33.75 18

59. ## Chemistry

Are the bonds for these substances correct? Sodium chloride - ionic Sucrose - covalent Copper - metallic Calcium chloride - ionic Carbon - covalent Mercury - ionic Naphthalene - covalent Are any of these substances not strictly ionic, covalent, or

60. ## Math Correct Me!!

What is the common multiple in the proportion below ?? X/12= 24/36 2 3 4•• 6 Solve the proportion 4/5= x/27 21.6 20•• 33.75 18

61. ## us history

Which of the following is an accurate statement about the Justinian Code? It supported a women’s right to inherit property. It allowed a person to be imprisoned by a soldier’s order. It made freeing slaves illegal. It freed serfs who had been bound to

62. ## Spanish

Completa las oraciones con los verbos entre paréntesis en el pretérito perfecto. OJO: Ana Sofía es española y usa la forma de vosotros cuando habla con Estefanía y Franklin. pues amigos, que _________ (hacer) esta semana? I am unsure? I thought it was

63. ## Civics

What distinguishes the U.S. Supreme Court from a state supreme court'? State supreme courts have rulings that can be overturned, while U.S. Supreme Court rulings are final. State supreme courts have limited jurisdiction on the types of cases they can rule

64. ## Physics

A 0.15kg bullet is fired into a 1.85kg block that is hanging from a 45cm string. What minimum initial bullet speed is required if the bullet and block are to make one complete revolution? Please show all work. I need this question answered as soon as

65. ## science help

When nuclear fusion begins, what can be said about the internal processes within that star? Atoms in the star begin to split. Atoms in the star begin to combine. The star is turned into a nebula. The star is turned into a blue giant. is it b

66. ## Math

An automobile purchased for ​\$31,000 is worth ​\$2800 after 6 years. Assuming that the​ car's value depreciated steadily from year to​ year, what was it worth at the end of the third​ year?

67. ## stoichiometry

in an attempt to to provide a means of generation of NO cheaply, gaseous NH3 is burned with 20% excess oxygen according to the equation 4NH3+5O2=4NO+6H2O The reaction is 70% complete. the NO is separated from the unreacted NH3, and thelatter is recycled.

68. ## Physics

The Earth exerts an 640 N gravitational force on a man. What force does the man exert on the Earth? Answer in units of N.

69. ## Trig

An air traffic controller tells the pilot of an airplane flying due east to turn the plane so that it has a heading of 120 degrees east of north. What angle does the airplane turn and which direction is the plane now headed?

70. ## science help

Two scientists did the same experiment but arrived at different results. The scientists most likely did not have accurate data and information misunderstand each other's interpretations belong to different backgrounds did not have instruments to take

71. ## SIERRA

a fullback having a mass of 9.0x10^1 kg is running at 4.5 m/s [E]. He is hit by a linebacker and 1.2 s later is moving backwards at 1.5 m/s [W].Find: a) the impulse imparted to the fullback B) the average force exerted on the fullback by the linebacker my

72. ## math

The factory wants you to build a box that will hold twice as many cubes. What are the dimensions f a box that contains two times as many cubes as a box that is 2 by 3 by 4

73. ## Vector and scalar quantity

Force f1 of 3,5N acts on an object to the right and force f2 of 4,3N acts on the object towards the left. QUESTION is : Determine the resultant of the forces using an accurate tail to head vector diagram.Use a scale of 10mm : 1N

74. ## Science

Suppose you have a 50.0g sample of ice at -30.0 C. How many joules of heat energy are needed to heat the ice to 0.0 C? How many joules of heat energy are needed to melt the ice? I do not know how to set either of these up.

75. ## CHEMISTRY

1.) 2 methylpropene is a compound used to make synthetic rubber. A sample of 2 methylpropene contains 0.566 g C and 0.0933 g H. Determine its empirical formula

76. ## Chemistry

The concentration of barium ions in any solution can also be determined via gravimetric analysis. An impure sample of barium nitrate with a mass of 1.234 g, is completely dissolved in water and the resulting solution is reacted with an excess of aqueous

77. ## Algebra

Find the number of the solutions to each system. a. 4x-y+1=0 4x-y+3=0 b. 2x-y+4=0 4x-2y+8=0 Write a question that can be solved using a system of linear equations. Solve the following system of equations by graphing: y=x+3 and y=-2x-3

78. ## Civics

Which service do both state and local governments provide? enforcing zoning regulations issuing drivers licenses maintaining a police force building schools

79. ## physics

an object with a mass of 1500g accelerates 10.0 m/s2 when an unknown force is applied to it. What is the amount of the force?

80. ## Chemistry

Combustion of natural gas (primarily methane) occurs in most household heaters. The heat given off in this reaction is used to raise the temperature of the air in the house. Assuming that all the energy given off in the reaction goes to heating up only the

81. ## Math

There are 6 periods in each working day of a school. In how many ways can one organize 5 subjects such that each subject is allowed at least one period?

82. ## math

the shortest length of fabric that can be divided exactly into equal parts of length 9 m, 12m, 36m or 48m

83. ## Economics

If Mark sells cattle to a meat packing plant, Mark is part of the ____________market. The plant is a ___________. This question will have two correct answers. resource, monopsony buyer resource, household resource, firm product, firm resource, part of the

84. ## Calculus AB

Use the table below to evaluate d/dx [f[g(2x)]] at x = 1 x 1 2 3 4 f(x) 6 1 8 2 f '(x) 6 1 8 2 g(x) 1 4 4 3 g '(x) 9 5 5 -4 I don't know how to continue with this question. i know [g(2x)]=8...pretty sure

85. ## PHYSICS

In your moving car, you covered 2.0 m during the first 1.0 s, 4.0 m during the second 1.0 s, 6.0 m during the third 1.0 s, and so forth. Find the acceleration.

86. ## math

suppose she cut the cake into 8 pieces and 6 people ate all the pieces . explain how they could divided the pieces so that everyone ate the same amount of cake

87. ## MATH

in a contest, Bello. Adamu, and Lawi are asked to solve a mathematical problem. the probability that they solve the problem correctly are 1/5, 2/3, and 2/5. find the probability that:(1)None of them solve the problem correctly(2)At least one of them solve

88. ## tec

What is an AUP?

89. ## English

________, studies by scientists have found a fly's brain can process information faster than nearly any living creature Which transitional phrase would most appropriately connect the paragraphs? a.) In fact, b.) On one hand, c.) For example, d.) For this

90. ## civics

according to the united states constitution, which action would be the most appropriate for state government A. printing a newly- designed twenty dollar bill B. establishing a new post office growing community C. establishing a waiting period for a

91. ## Chemistry

In a few concise sentences, explain how you could predict the products of a chemical reaction using the reaction between sodium nitrate and magnesium phosphate as an example?

92. ## mathematics number systems

1.2(4) * 4 is recurring changing 1.2(4) into a fraction in the form a/b

93. ## civics

Jennifer notices there are branches that overhang the roads near her house. when trucks drive by, they hot the branches. she feels that this is a danger to drivers. Her city, however, has a policy of preserving the appearance of canopy roads, or roads

94. ## math

A ball is draw at random form a box containing 6 red balls, 4 white balls and 5 blue balls. what is the probability that the ball drawn is (1)red (2)white (3)blue (4)red or blue

95. ## Pre- Algebra

You buy x pairs of shoes that each cost \$24.95 the same number of socks that each cost \$4.75 and a pair of pants that costs \$29.99 write an expression in simplest form that represents the total amount of money spent. Would you add them all together?

96. ## civics

which of the following is true about most state constitutions A. Delegated powers are thoroughly described in most state constitutions** B. most state constitutions are longer than the U.S. constitutions C. the constitution describes the federal government

97. ## Chemistry

How many grams of iron can be recovered from 11.8 kg Fe3O4? I tried to multiply 11.8 kg by the percent composition of iron, but that didn't work.

98. ## physics

a sluice gate consists of a quadriant of a circle of radius 1.5m pivoted at its center 0. When the water is level with the gate, calculate the magnitude and direction of the resultant hydrostatic force on the gate and the moment required to open the

99. ## Algebra

Find the perimeter of the triangle whose vertices are the following specified points in the plane (-2,-7) (1,-6) and (-7,7)

100. ## math

55+7*79+9=100 plz solve diffrrent types

101. ## Math

I have to do this project which is worth 50% of my grade and part of the project is a question asking, "Which would be the best design for an ice cube?" The choices are a cube, a sphere, or a cylinder. I need to explain why I think which of them are best.

102. ## Physics

A steel ball of mass 8.0 kg and traveling at 3.0 m/s [E] has a head-on elastic collision with a brass ball which is at rest. After the collision, the velocity of the brass ball is 4.0 m/s [E]. Find: a)the velocity of the steel ball after the collision b)

103. ## Maths Lit, Geography, Consumer Studies, Tourism

I was doing these subject at school so I was wondering which courses I should take in university and what are the available carreer options. Please help, it's urgent

104. ## Math

Explain why a straight line on graph shows a constant rate change.

105. ## math

How many 3 digit numbers can be formed from the digits 2,3,5,6,7 and 9 which are divisible by 5 and none of the digits is repeated?

106. ## Math

an average ant is 1-4 inch long .a picnic blanket is 84 inches how many ants long is the picnic blanket

107. ## Chemistry

We allow 24.0 g of CH4 to react as completely as possible with excess O2, to form CO2 and H2O . Write the balanced equation for this question . What mass of O2 reacts?

108. ## Health

Hi so I just made-up with my friend because we just got in a fight and we're completely fine now, we just recently hung out. Today is her birthday and so I wanted to give her a present and so I said "can I give it now?" and she said "no could just put it

109. ## MATH

An overseas Filipino workers in the Budget Department is Saudi Arabia. He found out that the cost C, in US dollars, of repairing a city street in that country was estimated using the function: C(m)=2,000+6,000m where m is the number of miles of street to

110. ## Algebra

A line that is parallel to the graph of y=1/2x+7 I think it is 1/2. A line that is perpendicular to the graph of y=-2x-3 I think this one is 1/2 as well. Find the x-intercept of the graph of each equation. 3x+2y=7 2x+3y=7 I got (0,7) for both of them.

111. ## Algebra

at a baseball concession stand 3 hot dogs and 2 cups of soda together cost 13.50. two hot dogs and 1 cup.of soda together costs 8 select all statements that are true about this situation. A. Each hot dog costs 2.50 B. Each cup of soda costs 3.50 C. The

112. ## Geometry

What is the measure of an exterior angle of a regular pentagon? 72 36 120 108 My answer: 120

113. ## Geometry

Which angles describe

114. ## science help PLS

Scientists earlier believed that the lowest measurable temperature is the freezing point of ice. However, modern scientists believe that temperatures below the freezing point of ice can also exist. What best accounts for these different opinions?

115. ## chemistry

A current of 5A was passed through a solution of nickel (1)(1))salt.find the time taken for 6g of nickel to be deposited

116. ## Chemistry

In a few concise sentences, explain how you could predict the products of a chemical reaction using the reaction between sodium nitrate and magnesium phosphate as an example?

117. ## Math Help!

Solve each problem. 1. two-thirds equals twelve over x x = 18 x = 12 x = 36 x = 8 2. six-elevenths equals eighty-four over x x = 40 x = 120 x = 254 x = 154 3. twenty-two miles over fifty-five hours equals twelve miles over h hours 48 30 45 22 Not sure

118. ## math

Kate’s garden measures 15 yards by 12 yards. In order to make a path around it, she will need to reduce the size of her garden. The dimensions of the smaller garden will be related by a scale factor of 0.7. What is the area of the path around the garden

119. ## Chemistry

A 50.0g sample of copper at 10.0 C is placed in 200.0g H20 at 40.0 C in a calorimeter. Heat flows from the water to the copper until both are at 39.3 C. What is the specific heat of copper? (Csp H20 is 4.18J/g*C.) I don't have any idea how to do this

120. ## math

mark went to the department store to buy gifts for his friends. he spent half of his money plus 50 at store A. he then spent half of the remaining money plus 100 at store b at the end he had 250. how much money did he have at the beginning

121. ## physics

A homogeneous rod AB=100 cm of mass m=4kg is suspended from a fixed roof by means of two very light strings OA and O'C having the same length point C is at 20cm from B , rod AB is in a horizontal position of equilibrium Make the inventory of the forces

122. ## Science

How to balance reaction of solid calcium carbide (CaC2) with excess water to form acetylene gas (C2H2) and solid calcium hydroxide?

123. ## Chemistry

Ionic bond sometime known as mutualism bond justify the validity of this statement

124. ## Economics HELP!!!

I need some help because its due tomorrow. And these are the questions: 3. According to economists, almost everything we do, has costs and benefits. Identify the costs and benefits of each of the following: going to the dentist for a checkup, doing your

125. ## Math

Express 2 hours 16 min 30 sec as a fraction of 5 hours 25 min

126. ## biology

What is the different between theory of plate tectonics, continental, drift, and sea- floor spreading?

What job Career Can i bé and which unviersitiy Can take me with those subjecte

128. ## maths

a box contains 5 red balls and 6 black balls in how many ways can 6 balls be selected so that there are atleast two balls of the same colour

129. ## Physics

Two forsec of 5N and 7N act on an object. What are the maximum and minimum of the two forces

130. ## Geometry

I need the statements and reasons for this: ABCD is a parallelogram and we must prove AB=CD and BC=DA. If a quadrilateral is a parallelogram, then its opposite sides are congruent.

131. ## Civic Education

In not less than ten lines, explain Government

132. ## Geometry

A ship is 750 meters from a light house which is 50 meters tall. What is the angle of depression from the top of the lighthouse to the ship?

133. ## math

so you have a 6 by 8 photo and that photo needs to be enlarged by 150% what are the new dimensions?

question:

135. ## Math! HELP!

Help with 2! 0.45% as a decimal is a. 4.50 b. 00.45 c. 0.0045 {I chose this! 0.75% equivalent to a fraction is a. 3/4 {I chose this! b. 3/400 c. 3/40

136. ## Math

1. -9x -5 = -95 17 11 10**** -10 2. x/3 -10 = -12 -6*** -66 6 66 3. d/3 + 10 = 7 51 20 0 -9*** 4. 2(2 - 2x) = -3x -4 4*** 6 0 5.5.4 + 0.2x =-1.4x + 8.6 2 --2 .2*** 20 6.-4 -5(x + 8) -5x - 44*** -5x + 36 - x - 8 -20x + 8 7. 2x + 3 (x -2) - 3 (x -6) 2x +

137. ## Math

Ricardo spent \$37 for a jacket which included \$2.38 in sales tax. Write and solve an addition equation to find the price of the jacket before tax

138. ## Language

People have been making maps for hundreds of years. Christopher Columbus used maps when he sailed to the "New World." At that time, most people thought Earth was flat, and all of the maps they used were flat, too. Of course, Columbus's maps were not

139. ## English

I need help finding articles, sources about racial discrimination, racial superiority and racial hate due to color.

140. ## Maths

a ship A is 5 nautical miles due north of ship B. Ship A is steaming due west of at 15 knots and B is steaming due north west at 10 knots. Find the distance and the time of their nearest approach to each other

141. ## gk

Essay on a true hero unifying force in a diverse society

142. ## Science

What happens to the density of the air in the balloon as it is heated? Also, based on this question.... What would be the Independent variable, Depended Variable, controlled Variable...

143. ## Math

if 6 houses has 6 cats which catch 6 rats and each rat has 6 fleas. how many fleas are there? Write and evaluaye the exponent.

144. ## Chemistry

Would a substance that is shiny, does not dissolve in water, does not melt under a bunsen flame, and does not conduct as a solid have a covalent, ionic, or metallic bond?

145. ## Math

Hildegard is 3 years more than twice as old as Fragonard. Write an expression for this situation?

146. ## Math

1. -9p - 17 = 10 2. x over 3 - 10 = 12 3. x over 4 + 10 = 14

147. ## english

when its green you eat it, when its blue you wear it?

148. ## Life science,geography,business and maths literacy

Am in grade 10 and i don't know what to study for at vasity

149. ## Geography,maths literecy,life-science,agriculture,LO,sepedi and english

Which career can suit me?

150. ## Physics

If a 1350 kg minivan hits a barrier with a force of 2500 n and stops in 2.8 sec, how fast must the minivan have been traveling?

151. ## Physics II

Assuming equal point charges, calculate the magnitude of the charge in C if the electrostatic force is great enough to support the weight of a 1.95 mg piece of tape held 1.05 cm above another?

152. ## Science help....

What happens to the density of the air in the balloon as it is heated?

Which unvisertys would take me and what career will i bé doing

154. ## Algebra

Kevin, Kyle, and Joe are brothers joe is 4 years younger than kyle and kyle is twice joe's age the sum if their age is 56, how old is each brother

155. ## Math

Jack needs a new dishwasher. The electronics store has one for 35% off the original price which is a discount of \$100.00. The appliance store is offering a dishwasher for \$374.00. Which is the better buy?

question:

157. ## Physics

How fast must a plane fly at a latitude of 41.9° so that the sun stands still relative to the passengers?

158. ## Math

(4g)^ -3 Evaluate

159. ## algebra

a christmas tree is 6ft tall and has 2 branches every 4 inches. How many branches are there

160. ## Math

If a tile is 9.96 inches by 9.96 inches, how many do I need to cover 24 square feet?

161. ## Language Arts

What is it the word (I think verb) when someone bluffs to make a story more interesting or believable? Thank you, tutors, for sparing your time to review my question.

162. ## chemistry

what are the step by step methods that are required in adding Na2CO3 to a tank of water ?

163. ## chemistry

both beta and positron emission are observed for artifically produced radioisotopes of low atomic number bot only beta emission is observed with naturally occuring radioisotopes of high atomic number what is the reason ?

164. ## Algebra

I need some examples

165. ## Math

Substitute compatible numbers to estimate 3/4 x 95

166. ## English assignment

I need to make a thesis statement about racism based on my two books. The two books that I chose to do was: secret life of bees and black like me. I am having trouble making a thesis. I'll give you all the information about the racism in these two books.

167. ## History

How can identifying and remedying social policies help combat racism?

which course can I take after my grade 12?

169. ## History

What were the effects of slavery on race in America

170. ## Chemistry

How many molecular does 36.0 grams of water represent?

171. ## math

Can someone please check my work? Question~ Find the point-slope form of the equation that goes through these two points. (1, 20) and (8, 4.5) My Answer~ Y= y2-y1/x2-x1 (4.5-20)/(8-1) = -15.5/7 Rewrite -15.5/7 as (-15.5)/7 Rewrite -15.5 as -31/2 = (-31/2)

172. ## math

The distance between troy city is 315 miles. How far apart are they on the map?

173. ## Physics

An object moves with acceleration given by a = -6t^3 m/s^2. Its initial velocity at t = 0 is 5 m/s. How far will it move before stopping? ((((((The answer is " 7.5 m " ))))) Can you please show me the solution.

174. ## Math Help!

What is the net force acting on the object below? Its a square and on the left side it has to 5's pointing to the square. A. 0 N B. 5 N C. 10 N D. 25 N Not sure?

175. ## Finance: Capital Budgeting

How is the excel table supposted to look like and the structure of the answer(which calculations go first)? 1. Determine the NPV, IRR, PAYBACK, Discounted Payback, and MIRR for the opening of one average new store in 2016. Assume same sales as in 2014 but

176. ## chemistry

isotope A require 12h for its decay rate to fall to 1/64 of its intial value . isotope B has half-life = 1.5 half life of A how long does it take for decay rate of B fall to 1/32 of its initial value ?

177. ## Civics

between 200 and 2010, what was the only state to experience a growth population of 25% Alabama New Hampshire Nevada California

178. ## Algebra

I need some examples for exponents with variables and numbers.

179. ## Chem - pH curve

Sketch what the pH curve for soil containing carbonate ion that undergoes continual addition of hydronium ions from acid deposition. Include relevant chemical equations and information that explain the aspects of the ph curve you sketch. Please help!!

180. ## lily

who were georgia’s progressive era governors

181. ## Math

Is a conversion a method? I think it's a yes but correct me!! :)

182. ## Math - Stat !!!!

A 3 x 5 table is considered to test the association of two variables having 3 and 5 categories respectively. A Chi-square test statistic with value 19.0 was obtained. What is the degrees of freedom associated with this test?

183. ## Math

Jane buys a coat that is \$18 off the orinigal price. This is a 30% discount. What is the original price of the coat? Please explain how to get answer? Thanks

184. ## finance

The beginning of January 2006, a couple bought a \$120,000 house with 10% down and a 30 year mortgage with an annual rate of 6.2%. What are the monthly payments?

185. ## History

What is the importance of self identification of race or is it really important at all

186. ## Math

The diameter of a circle is 60cm.find the angle which an arc of length 3.14cm subtends at the circle take pie equals 3.142

187. ## English

DESCRIBE HOW NONFICTION TEXTS COMPARE TO FICTION TEXTS.

188. ## Math

Simplify 2(x+6)-9x

189. ## electrons

If an electron is placed in between two rods(the left one positive and the right one negative) and the electric field is going from positive to negative. will the electron travel to the positive node due to the electric field?

190. ## Math

(2+3i)^6 Using Demoirves Theorem. I tried solving it out, but somehow it didn't work for me. (2+3i)^6 r=|z|=square root of 2^2 + 3^2 = square root of 13 z = square root of 13 * (cos____ + isin_______ ) At this point I am stuck, so can someone help me?

191. ## math

input 10 output 5 input 15 output 6 input 20 output 7 input 25 output 8 what is the pattern thanks

192. ## PHYSICS

A ball is thrown upwards .the distance covered by it during of last 2 second before it reaches the maximum height is ???? Find answer

193. ## Math

2/3 of my basket is full of grapes..the grapes weigh 3/4 of a pound... How much will the grapes weigh when my basket is full.

194. ## History

Ways to eliminate racial stereotypes and cross cultural conflicts

195. ## Maths

The nth term and the sum of n terms of a geometric sequence are 5 and 55 respectively. If the commom ratio is -(1/2)n find the first term and value of n

196. ## MATHEMATICS

what is the probability getting 2 or 4 or 6 when a dice is tossed once?

197. ## Algebra

(2,-9)(3,2) and (3,-9) find the area of the triangle

198. ## Math

4e^(-.03x)-7=13

199. ## Mtn view

How many dimes & nickels make up 19.95?

200. ## Sydney

I answered all of the other questions on my worksheet but the only two that I am stuck on are... Explain how each topic below disfranchised blacks at the voting booth. Property tax: Primary elections: Thank you!!

201. ## Math

4: 3(4-2x) = -2x A) -1 B) 1 C) 2 D) 3*** 6: -9 -6(w+5) A) -15w+5 B) -15w+30 C) -6w - 39*** D) -6w + 21 8: c+6 with the line -40 10: -8x>-64 A) x8 C) x72

202. ## History

What is the counterpart to the police jury? a. county government b. home rule

203. ## math

what is the probability getting 2 or 4 or 6 when a dice is tossed once?

204. ## Science

can you help me in mater and energy

205. ## maths

If 1apples are bought at Rs 10 and 10 apples are at Rs 11. What is the gain%.?

206. ## Math

Question 1 A) f(x)=2^x and g(x)=3−x I got 3x^2+12 don't know if im right B) i need help for this f(x)=sinx and g(x)=x