# Questions Asked onJanuary 27, 2012

1. ## trig

What are the coordinates of the terminal point determined by t=7pi/6 ?

2. ## Physics

Explain why a rapidly spinning gyroscope, mounted in a frame that allows it to rotate in any direction independently of the frame’s rotation, tends to maintain its axis pointed in the same direction in space.

3. ## english / compare & contrast essay

Hey guys!! I was hoping someone could critique/view/edit me essay for me? :) It's a compare and contrast essay on Mother Tongue by Amy Tan, and How to Tame a Wild Tongue by Gloria Anzaldúa. I'm a hs junior but i'm also taking college english~critical

4. ## Organic Chemsitry

By knowing the natural abundance of minor isotopes, it's possible to calculate the relative heights of M+ and M+1 peaks. If natural abundances are 12C - 98.9% and 13C - 1.10%, what are the relative heights, to the nearest 0.1%, of the M+ and M+1 peaks in

5. ## Physics

A 14 kg rock starting from rest free falls through a distance of 5.0 m with no air resistance. Find the momentum change of the rock caused by its fall and the resulting change in the magnitude of earth’s velocity. Earth’s mass is 6.0 × 1024 kg. Show

6. ## Physics

What is the magnitude of the electric field at a point midway between a -5.1 microC and a +6.1 microC charge 10cm apart? Assume no other charges are nearby. What is the direction of the electric field?

7. ## Physics (Wave Force)

An archer must exert a force of 445 N on the bowstring shown in Figure (a) such that the string makes an angle of è = 34.0° with the vertical. (a) Determine the tension in the bowstring. _____________________________________ My answer was 420.525, but it

8. ## physics-E&M

An infinite line charge of uniform linear charge density lambda = -2.5 micro Coulombs lies parallel to the y axis at x = 0 m. A point charge of 3.5 micro Coulombs is located at x = 2.5 m, y = 3.5 m. Find the x- and y-components of the electric field at x =

9. ## math

In how many ways can a teacher arrange 6 students in the front row of a classroom with a total of 20 students

10. ## english

The majority of Robert Frost’s poems concern life in the city. true false i think its true

11. ## physics

The electric field at the point x = 5.00cm and y = 0 points in the positive x direction with a magnitude of 10.0 N/C. At the point x = 10.0cm and y = 0 the electric field points in the positive x direction with a magnitude of 16.0 N/C. Assume this electric

12. ## math

Calculate the average rate of change over the given interval of the given function. f (x) = x3, from x = 8 to x = 9

13. ## Chemistry

Naturally occurring copper contains a mixture of 69.09% copper-63 (63.9298 amu) and 30.91% copper-65 (64.9278 amu). What is the average atomic mass of copper?

14. ## Physics

A 44 kg child jumps off a 2.2 kg skateboard that was moving at 8.0 m/s. The skateboard comes to a stop as a result. Find the speed at which the child jumped from the board. Show all your work. Assume a frictionless, closed system.

15. ## Math

Reno, Nevada and Salt Lake City, Utah are about 400 miles apart today. Yet 15 million years ago they were only 250 miles apart. The continental crust is being stretched by plate tectonic forces. How many inches per year do the two cities move away from

16. ## finance

A thirty year US Treasury bond has a 4.0% interest rate.In contrast a ten year treasury bond has an interest rate of 3.7%. If inflation is expected to average 1.5% points over both the next ten years and thirty years, determine the maturity risk premium

17. ## English

Example 1...(Many people use bamboo screens) that roll up and down. Is the part in parentheses a subordinate clause?

18. ## Physics

A boy tosses a football upward. If the football rises a vertical distance of 1.1 m and the boy catches it at the same point he released it, what is the velocity of the ball just before he catches it?

19. ## Physics

A penny is dropped from rest from the top of a very tall building. Assuming the height of the building is 406 m and ignoring air resistance, find the speed with which the penny strikes the ground.

20. ## physics

An object with a charge of -4.5 micro C and a mass of 1.1×10−2 kg experiences an upward electric force, due to a uniform electric field, equal in magnitude to its weight. A) Find the magnitude of the electric field. B)Find the direction of the electric

21. ## statistics

What is the probability that the following system works if each unit fails independently with probability p? ____o_____o_____ | | _______o________ | | ____o_____o_____ Note: In the above circuit "o" represents 5 relays in the circuit with propability p

22. ## Physics

An object has a weight of 0.838 N. It is suspended from a scale, which reads 0.705 N when the piece is submerged in water. What are the volume and density of the piece of metal?

23. ## trig

What is cos(11pi/3)? Explain your thinking. What is sin(13pi/4) ? Explain your thinking.

24. ## Probability

A drawer contains six bags numbered 1-6, respectively. Bag i contains i blue balls and 2 green balls. You roll a fair die and then pick a ball out of the bag with the number shown on the die. What is the probability that the ball is blue? Thank you!

25. ## math

a spinner with 8 sections has 2 blue and 1 yellow section. What 's the (p) of one spin landing on blue and one spin landing on yellow. The answer is 1/16 Why?

26. ## Math - Probability

Michelle draws a card from a standard deck of 52 cards. She replaces the card and draws a second card. What is the probability that she draws a red card and then a black card?

27. ## trig

Sketch a unit circle and label the terminal points corresponding to t= pi/4, 3pi/4, 5pi/4, 7pi/4. Include the coordinates of each point

28. ## economics

Suppose that the free market labour supply and labour demand equations are given by Qs = 5W and Qd = 30 - 5W. If the minimum wage were set at \$2.50 an hour, how many people would not be able to find work?

29. ## Chemistry

The most abundant cation in seawater is the sodium ion. The evaporation of seawater gives a mixture of ionic compounds containing sodium combined with chloride, sulfate, carbonate, bicarbonate, bromide, fluoride, and tetrahydroxybrate.

30. ## physics E&M

I posted a question on here earlier but I wasn't able to solve from what the person had told me. An infinite line charge of uniform linear charge density lambda = -2.5 micro Coulombs lies parallel to the y axis at x = 0 m. A point charge of 3.5 micro

asked by aaron b. (again sorry)
31. ## math 242

It is estimated that the demand for a manufacturer's product is increasing exponentially at an instantaneous rate of 7% per year. If the current demand is increasing by 7000 units per year and if the price remains fixed at \$100 per unit, how much revenue

32. ## math

the absolute value of an integer is always greater than the integer. True or False?

33. ## social studies

During the age of imperialism, European nations genuinely believed that their civilization was superior to those of Africa and Asia. Their goal was to bring the benefits of their civilization to the indigenous people in these areas. However, people in

34. ## Medical Terminology

PROCEDURE: The patient was prepped and draped in the usual sterile fashion. Examination of the vocal cords in a sitting position revealed a polypoid growth in front of the left false vocal cord with erythematous base and yellow- colored tip. Vocal cord

35. ## Comm 100

Amanda sits in the seat right next to another person in a movie theater full of empty seats. The other person gets up and moves to another row. According to the expectancy violations model, the other person responded to Amanda's behavior by ________.

36. ## Chemistry

assuming complete dissociation of the solute, how many grams of KNO3 must be added to 275 mL of water to produce a solution that freezes at -14.5 C? The freezing point for pure water is 0.0 C and is equal to 1.86 C/m .

37. ## Math

How do I set this up and solve it? Tom has a collection of 30 CDs and Nita has a collection of 15 CDs. Tom is adding 1 CD a month to his collection while Nita is adding 4 CDs a month to her collection. Find the number of months after which they will have

38. ## chemistry

The value of delata h for the reaction below is -186 kJ. Calculate the heat Kj released from the reaction of 25g of Cl2

39. ## science

How can you predict if a block of plastic will float in water? I know it has something to do with density but not sure. Thanks..

40. ## physics

A typical lightning bolt has about 10.0C of charge. How many excess electrons are in a typical lightning bolt?

41. ## CHEM

For the equilibrium reaction Co(g)+H2O(g)CO2(g)+H2(g) the Keq value at 690°C is 10.0. A mixture of 0.300 mol of CO, 0.300 mol of H2O, 0.500 mol of CO2 and 0.500 mol of H2 is placed in a 1.0 L flask. a) Write the Keq expression for this reaction and use

42. ## physics

Mary walked north from her home to Sheila's home, which is 4.0 kilometers away. Then she turned right and walked another 3.0 kilometers to the supermarket, which is 5.0 kilometers from her own home. She walked the total distance in 1.5 hours. What were her

43. ## Physics

A room measures 4.0 m by 3.9 m by 4.5 m. The heating and air-conditioning ducts to and from the room are circular with diameter 0.37 m and all the air in the room is to be exchanged every 14 min. (a) What is the average flow rate? m3/s (b) What is the

44. ## Trig

tan(θ) = a (a ≠ 0), find cot(θ).

45. ## Calculus (Vector-Valued Functions)

"a ball is thrown horizontally from the top of a cliff 256 ft high with an intial speed of 50 ft/sec. find the time of flight of the ball and the distance from thr base of the cliff to the point where the ball lands"

46. ## Physics

A 3.70kg box is sliding across the horizontal floor of an elevator. The coefficient of kinetic friction between the box and the floor is 0.470. Determine the kinetic frictional force that acts on the box when (a) The elevator is stationary. (b) The

47. ## physics!!!

Two capacitors, C1 = 27.0 µF and C2 = 35.0 µF, are connected in series, and a 21.0 V battery is connected across them. (a) Find the equivalent capacitance, and the energy contained in this equivalent capacitor. equivalent capacitance= µF total energy

48. ## english

It is the neighbor who believes that good fences make good neighbors, not the speaker. true false

49. ## calculus

Find area of the region under the curve y = 5 x^3 - 9 and above the x-axis, for 3¡Ü x ¡Ü 6. area = ??

50. ## economics

An economist for a bicycle company predicts that, other things equal, a rise in consumer incomes will increase the demand for bicycles. This prediction is based on the assumption that:

51. ## finance

A treasury note with a maturity of four years carries a nominal rate of interest of 10%. In contrast, an eight year treasury bond has a yeild of 8%. A. If inflation is expected to average 7% over the first four years,what is the expected real rate of

52. ## Biology

If the doctor presses on the right hypochondriac region, what organ is the doctor likely pressing on?

53. ## poetry

I need help on figuring out the type of poem and developing a theme and meaning the themes/meaning is confusing me on some of them “No, Thank You, John” I never said I loved you, John: Why will you tease me day by day, And wax a weariness to think upon

54. ## calculus

statistical midels predict that price p (in dollars) of a new smartphone will change according to the function p= 900-4t^2, where t is the number of months since jan. which expression gives the month t in terms of the price p?

55. ## chemistry

How many grams of iron are needed to produce 42.8 L of hydrogen gas according to the following reaction at 25oC and 1 atm? iron (s) + hydrochloric acid (aq) iron(II) chloride (aq) + hydrogen (g)

56. ## Microscope

True or False? Resolution decreases as the amount of light coming in on the object increases?

57. ## trigonometry

refer to the graph of y=sin(x) or cos(x) to find the exact values of (x) in the interval [0,4pi]that satisfy the equation. 4sin(x)=4

58. ## chemistry

draw a newman projection of the most stable conformation of 2,3-dichlorohexane looking down the c3-c4 bond

59. ## Physics

A technician performs an experiment on a glass slap and finds that the critical angle for total internal reflection at the glass (refractive index n1) air (refractive index n2 = 1) interface is 43 +/- 2 deg. Find n1 and the associated error.

60. ## physics

The angle between the polarizer transmission axis and the plane of polarization of the incoming light is 30 +/- 2 deg. If the incident light intensity Io is 100 W/cm2 what would be the intensity I after the light is transmitted through the polarizer? What

61. ## Biology

Why is proper microscope technique important for studying Anatomy and Physiology?

62. ## Math

Determine whether a correlation coefficient of r = –0.405 is significant at the 5% level for a sample size of 22

63. ## Math

How do I factor this: x^6-124x^3-125

64. ## physics

Two point charges, the first with a charge of +3.04×10−6 C and the second with a charge of -4.63×10−6 C , are separated by 22.5 cm. Find the magnitude of the electrostatic force experienced by the positive charge. Is the magnitude of the force

65. ## American Sign Language

i need your help on my homework i need to check grammar and spelling in my American Sign language Paper can you help me with it.

66. ## math

Beth and her grandmother paid \$23.00 for tickets to a play. An adult ticket costs \$6.50 more than a child's ticket. What was the cost of Beth's ticket?

67. ## physics

A mango fruit falls down from a tree due to its weight, with an initial velocity of 15m/s. Find the displacement and velocity after 4 seconds.

68. ## physics

A uniform electric field of magnitude 2.80×10 ^4 N/C makes an angle of 37 degrees with a plane surface of area 1.40×10−2 m^2. A)What is the electric flux through this surface? N * m^2/C

69. ## math

A rectangular parking lot is to be constructed on land bordered on one side by an alley. There is 360 ft of fencing to use along the other three sides. What should be the dimensions of the lot if the enclosed area is to be maximum?

70. ## english

What public health issue starts the escalation of misery in "top of the food chain"?

71. ## Precalculus

Consider the equation 7sin^2x - (4sin2^x)/cosx = -1 a) Put the equation in standard quadratic trig equation form. Why is it 7sin^2x - 8sinx + 1 =0?

72. ## Probability

You toss a fair coin four times. Find the probability of no more than three heads given that at least one toss resulted in heads. Thank you very much!!

73. ## geometry

Simplify the ratio: 48 ft. -------- 36 ft.

74. ## math problem solving

Alana has 7 children and brought a \$9.95 shirt for each of them. The cashier charged her an additional \$13.07 in sales tax. She left the store with \$7.28. How much money did Alana start with?

75. ## math

jen and heather went to lunch. when the bill came, jen discovered she had only\$6. luckily, heather had enough money to pay the other part, or three fifths. how much did heather pay? how much was the bill?

76. ## English

I don't know exactly how to express these concepts. I urgently need to express them in English. Please, help me! 1) Tomorrow I will tell both our French and German partners that your school is going to cooperate with us on the project. 2) We have agreed on

77. ## math

If sin(θ) = -1/√2, find sin2(θ). (Recall that sin2(θ) means (sin(θ))2.) sin2(θ) =

78. ## Poetry

“Sonnet 30” p. 960 Author: William Shakespeare. Type of Poem: Sonnet. Poetry/Literary Terms: Theme/Meaning: “Casey at the Bat” p.42 Author: Ernest Lawrence Thayer Type of Poem: ______________________ Poetry/Literary Terms: Theme/Meaning: “The

79. ## finance

You are considering an investment in a one year government debt security with a yeild od 5% or a highly liquid corporate debt security with a yeild of 6.5%. The expected inflation rate for the next year is expected to be 2.5%. A. what would be your real

80. ## maths

factorise fully: 5x^2+11x+2

81. ## Trigonometry

Find the remaining trigonometric ratios of θ if sin(θ) is given and θ QI sin(θ)=7/sqrt 149 cos= tan= cot= csc= sec=

83. ## Precalculus

Which of the following is a solution for the equation 1/485tan^2x = 0? a) pi b) pi/2 c) 485pi d) no solution Which of the following is NOT a solution to the equation 4sin^2x = 1 for 0≤x≤2pi? a) 30 degrees b) 210 degrees c) 150 degrees d) 120 degrees?

84. ## English

Writeacher, this is my last doubt! As I couldn't find anything on the objectives of a project on the biodiversity of water in English I'll have to refer to these objectives which refer to soil. Do you think you can help me? The topic must be water (rivers,

85. ## finance

Assume investors expect a 2.0% real rate of return over the next year. If inflation is expected to be 5.0%, what is the expected nominal rate dor one year US Treasury security?

which statement presents a negative element in a positive way? the part cant be replaced at no charge only if your unit is less two years old. if your unit is too old,you will have to pay 49\$ for a replacement part. we cannot replace the part for free on

87. ## Probability

A screening test for a disease shows a positive test result in 95% of all cases when the disease is actually present and in 20% of all cases when it is not. When the test was administered to a large number of people, 21.5% of the results were positive.

88. ## Geometry

Symmetric Property of Congruence: if < 1 ~=

89. ## Math

Determine the exact value of cos 465 degrees a) √3 + √2/2 b) √2 + √3√2/4 c)√2 - √3√2/4 d)2+√2-√3√2/4

90. ## PHYSICS

The Victoria Falls is the tallest waterfall on Earth measuring 108 meters at its highest point. How long will it take for a single drop of water to fall over its edge into the chasm below?

91. ## Public Health

In the state of California everyone is provided free healthcare. Research and analyze the affects of social support for public health. Has this program been successful? Evaluate some of the positive and negative aspects of socially supported programs and

92. ## TRIG

Find the remaining trigonometric ratios of θ if sin(θ) is given and θ QI sin(θ)=7/sqrt 149 cos= tan= cot= csc= sec=

93. ## CHEMISTRY

Suppose you dump a 5-lb sack of sugar into Bellingham Bay. Assume the sugar disperses uniformly throughout all of the world’s oceans. Estimate how many molecules of sucrose would be found in each liter of sea water.

94. ## American History

In 1700, which of the following colonies had the largest slave population relative to its overall population

95. ## algebra

mary went to the store for some fruit. The apples were \$1.00 per pound and the oranges were \$0.50 per poumd. She spent \$5,00 all together and took home a total of 8 pond of fruit. How many ponds of apples and oranges did she buy?

96. ## Math- Alg 2

Which logarithmic equation is equivalent to the exponential equation below? 3^x=28

97. ## English

Here are the last sentences. Thank you very much. 1) Ten students and two teachers (from each of the four schools) will take part in the mobilities of this two-year project. 2) The teachers and the students involved will be chosen by each school

98. ## Probability

Assume that 20% of a very common insect species in your study area is parasitized. Assume that insects are parasitized independently of each other. If you collect 10 specimens of this species, what is the probability that no more than 2 specimens in your

99. ## Calculus

Find f'(x) if f(x)= Logx(x^2-5x+6) NOTE: that logx is a sub x

Jeff Sellers bought 200 shares of Radio Shack stock at \$22.35. Eight months later,he sold the stock at \$31.76. Assuming a 2% commission charge, what is the bottom line for Jeff?

101. ## Physics Help!

A 220 uF capacitor with a 10% tolerance rating is charged. The voltage across the capacitor is measured to be 110 +/- 5.5 volt. Calculate the electrical charge stored in the capacitor. Estimate the error in the charge by propagating the uncertainty in the

102. ## launguge arts

I need to un scramble these words and make new ones help eioubdhrs

103. ## Math, Algebra I

A Parent sets up a bank account with \$4000. The bank pays 8% interest. The Parent will put in \$3000 every year till the child turns 18. I need the equation.

104. ## History

The Bill of rights was ratifid by what fraction of all state legislatures?

105. ## physics

If instead, the swimmer makes 30.5 laps in the same pool in 3 h, determine the total distance the swimmer traveled, the swimmer's total displacement, the swimmer's average velocity, and the swimmer's average speed. pool is 30 m long please answer in km

106. ## physics

If instead, the swimmer makes 30.5 laps in the same pool in 3 h, determine the total distance the swimmer traveled, the swimmer's total displacement, the swimmer's average velocity, and the swimmer's average speed. pool is 30 m long please answer in km

107. ## Medical Terminology

Proofread for Capitalization and Punctuation errors. Carina was inspected at that time, which appeared sharp with no mucosal lesions noted. A 2% lidocaine was instilled over the carina. Right main stem bronchus was inspected next. Opening to the right

108. ## physics

A uniform electric field of magnitude 2.10×10^4 makes an angle of 37 with a plane surface of area 1.60×10^−2 .What is the electric flux through the surface?

which of the following would not be an informative or positive message? summary, procedures manual, transmittal, and direct request

110. ## trig

Graph f(x)= second(2x+3.14/4)

111. ## trig

how to do root3 value

112. ## History

How does most state constitutions differ from the US Constitution?

113. ## physics

A jetliner, traveling northward, is landing with a speed of 65.7 m/s. Once the jet touches down, it has 817 m of runway in which to reduce its speed to 5.93 m/s. Compute the average acceleration (magnitude and direction) of the plane during landing (take

Earl Miller plans to buy a boat for \$19,500 with an interest charge of \$2500. Earl figures he can afford a monthly payment of \$650. If Earl has to pay 36 equal monthly payments, by how much can he afford the boat per month?

115. ## algebra

a cannonaball is fired stright up into the air at a speed of 80 ft/sec from a height of 2ft. A. when will the cannon ball be 98 ft in the air? B. when will the cannonball hit the ground?

116. ## math

i am a number between 20 and 30. when you put me into 6 equal groups, there is an even number in each group

117. ## Math (11)

The sum of the first 16 terms of an arithmetic sequence is 23 times the sum of the first 4 terms. Find the 10th term of the sequence if the first term is 2

118. ## physics

Cause and Effect Make a graphic organizer like the one on page 301 of your textbook. Fill it with ways to cause physical changes to a piece of paper. Describe the effects each change would have on the paper.

119. ## Algebra

the length of a rectangle is x inches and its width is 4 inches more than two thirds of its length. What is the perimeter of the rectangle in inches?

120. ## Algebra

Solve: 27/t-7=t+7/3

121. ## chemistry

Gas X has a mass of 28.02 amu and gas Y has a mass of 32 amu. Which gas will diffuse faster?

122. ## chemistry

Suppose you dump a 5-lb sack of sugar into Bellingham Bay. Assume the sugar disperses uniformly throughout all of the world’s oceans. Estimate how many molecules of sucrose would be found in each liter of sea water.

123. ## English

Sentence 3 was incomplete. Can you please help me to express it better? Thank you 3) The final product of our research will be both a DVD and a film. The French school has the instruments (?) to make a film out of our common experiences. (The students will

124. ## Film Literature

What was the first comedy movie ever made?

125. ## chimistry

what is the volume of .020 mol ne at .505kpa and 27.0'C

126. ## History

What is the function of the Articles of the Constitution?

127. ## geometry

if I want a ramp with a 30 foot length, and a 5 percent up grade starting at 0, how high will the tall end be?

128. ## Science

Can u help me find a picture of a sea sponge budding ?

129. ## TOm

Hello, this is the last question that I can't seem to or be able to solve: 1. Jenny (75 kg) goes on a ski trip. She goes down a slope that's inclined at 15*. The drag coefficient of Jenny is 0.300, the surface of contact with air is 0.750 m^2 and the air

130. ## Physics

Wrote the name and subject bad in the other post, sry:: Hello, this is the last question that I can't seem to be able to solve: 1. Jenny (75 kg) goes on a ski trip. She goes down a slope that's inclined at 15*. The drag coefficient of Jenny is 0.300, the

131. ## calculus

The question I'm having problems with is If f(x)=3x^2+7x+2, find f'(4) , using the definition of derivative.f'(4) is the limit as x--> ________ of the expression __________________. The value of this limit is _________________. I've got the first part that

132. ## English

Thank you very much! Here are the last sentences I need you to check. 1) Could you also email (to my school) a short presentation of your school, explaining which scientific subjects your students learn and if they learn them in English? 2) (I need to

133. ## Math

Reduce the following radical to simplest terms. Enter as " b*(c)^(1/n) " without the quotations. 16 cube root?

y=1/2x-1

135. ## math

a rectangle has an area of 360 square .what .it is 20 centimeters long.what is its perimeter

136. ## Physics

A 784 Newton astronaunt travels to Neptune's largest moon, Triton, with a simple bathroom scale. While standing on the surface of the moon, he finds that he now weighs only 62 Newtons. What is g, acceleration due to gravity, on Triton?

137. ## Probability

A drug company claims that a new headache drug will bring instant relief in 90% of all cases. If a person is treated with a placebo, there is a 20% chance that the person will feel instant relief. In a clinical trial, half the subjects are treated with the

138. ## human services

How is test-retest reliability used in the human services research? Can you help me find the web sites that may have the information to answer this question.

139. ## Human Service

I have been looking for the names of some Human Service Pioneers can anyone help me. I have a few but I need more.

140. ## math

what is the length of a diagonal of a square whose side measures 6cm.?

141. ## sociology

what is the obstruction that terrorism places on the pursuit of peace and what approaches to peace are deterred by terrorism

142. ## algebra

Find the equation using a slope-intercept form if possible.. x-intercept −1, y-intercept −2 I do not know how to start this.. HELP!

143. ## algebra

) Suppose a market research company finds that at a price of p = \$30, they would sell x = 42 tiles each month. If they lower the price to p = \$20, then more people would purchase the tile, and they can expect to sell x = 52 tiles in a month’s time. Find

144. ## math

Factor the given expression. a) 6y^2 − 53y − 9 b) Set the expression equal to zero and solve for y. y= (smaller value) y= (larger value)

145. ## Public Health

Your community leaders have noticed an increase in positive STD test reports from the CDC. The nearest health department is more than 30 miles from your community. How might a community become involved in making public health interventions more effective

146. ## English

I left out a sentence, too. Thank you very, very much 1) In particular, your school would analyze the water in your local area (the results of which will then be exchanged through an E-twinning platform set up by the German schoool) and you would also help

147. ## physics

using a sketchs, show the type of directions of forces acting on the following farm hand tools i) a hoe ii) a rake for land clearing 0

Cryotosporidium pervum sporozoites are prolate spheres approximately 4 um long and 1 um wide. The average density of the cell is 1.28 g/mL. Approximately 7% of the wet weight of the organism is soluble protein. Estimate the number of molecules of a

149. ## Chemistry

Say true or false. (1)The end point of titration attend on equivalent point. (2)All exothermic process are spontaneous process.

150. ## math

what is the length of a diagonal of a square whose side measures 6cm.?

151. ## math

Find the Range of the following relation y=a^2x-ax^2, x≥1/2a, a

152. ## psychology

what school of thought would best describe rioting behavior after a large sporting event

153. ## math

try writing tour own equal-groups riddle

154. ## computer

how does relocation work? what is a relocating loader

155. ## Social studies

Make a help wanted ad, regarding the life on galleon 1500. Assume you are a Spanish Galleon.

156. ## 242

Carlos enters 10 into a function machine and gets 8. Then he enters 15 into the machine and gets 9. What rule does the function machine use when a number is entered into it?

157. ## math

how can i write my 95 pounds weight in whole numbers

158. ## math

the length of a rectangle is x inches and its width is 4 inches more than two thirds of its length. What is the perimeter of the rectangle in inches?

159. ## physic

Calculate the mass (in SI units) of a 150 lb human being. m= (correct unit) Calculate the weight (in English units of a 2000 kg rhinoceros.