# Questions Asked onMarch 11, 2016

1. ## Art

setting up a photograph to control the lighting, the subjects position, and the angle of the photograph is an example of which artistic technique A.) improvisation •• B.) staging C.) photo editing d.) cropping

2. ## math

which pair of transformations to the figure shown below would produce an image that is on top of the original A. a translation to the right and a reflection over the vertical line of reflection shown. B. a translation down and a reflection over the

3. ## Physics

At a busy intersection a 1460-kg car traveling west with a speed of 12 m/s collides head-on with a minivan traveling east with a speed of 9.4 m/s. The cars stick together and move with an initial velocity of 1.5 m/s to the east after the collision. What is

4. ## Geometry(so lost)

Given ∆ABC≅∆PQR,m (angle)B=3v+4,and m(angle)Q=8v-6,find m(angle)B and m(angle)Q (quick question: what would be the symbol for "angle" on here?) How do I solve this???? STEP-BY-STEP would be amazing! Thank you.

5. ## Science

1.Explain the process of succession. 2.Describe how changes in an ecosystem can affect organisms that live there. 3.Describe the amount of time needed for ecosystem recovery

6. ## Math

Suppose that the amount of time it takes to build a highway varies directly with the length of the highway and inversely with the number of workers. Suppose also that it takes 100 workers 6 weeks to build 4 miles of highway. How long will it take 160

7. ## Math

Suppose that the number of cars manufactured at an automobile plant varies jointly as the number of workers and the time they work. If 340 workers can produce 204 cars in 4 hours, find the number of workers that can produce 180 cars in 3 hours.

8. ## Algebra

The force needed to keep a car from skidding on a curve varies inversely as the radius of the curve and jointly as the weight of the car and the square of the car's speed.Suppose that 400 pounds of force keeps a 1600-pound car from skidding on a curve of

9. ## Mathematics

Suppose that the maximum weight that a certain type of rectangular beam can support varies inversely as its length and jointly as its width and the square of its height. Suppose also that a beam 4 inches wide, 3 inches high, and 18 feet long can support a

10. ## English

I hear the mournful wail of millions, whose chains, heavy and grievous yesterday, are to-day rendered more intolerable by the jubilant shouts that reach them. Which definition of rendered is most likely suited for this line? Caused to be a certain nature

11. ## math

a baseball field has four bases that form the shape of a quadrilateral. If someone invented a new game similar to baseball that had an extra base in the field, what type of polygon would the bases form? A. pentagon

12. ## Science

1.Explain the process of succession. 2.Describe how changes in an ecosystem can affect organisms that live there. 3.Describe the amount of time needed for ecosystem recovery If anyone would help me that would be great, websites, answers, anything at all.

13. ## Science

water is a(n) factor in all ecosystems that all living things requires?

14. ## Calculus

The temperature of a pan of hot water varies according to Newton's Law of Cooling: dT/dt=-k(T-A), where T is the water temperature, A is the room temperature, and k is a positive constant. If the water cools from 90°C to 85°C in 1 minute at a room

15. ## Math

An object is launched at 9.8 meters per second from a 73.5-meter tall platform. The object's height s (in meters) after t seconds is given by the equation s(t)= -4.9t(-4.9t) - 9.8t = 73.5. When does the object strike the ground? I can't figure out how to

16. ## Art Please Ms.Sue Help

1.How do landscape paintings convey the values and ideas of Chinese culture? A.Landscape paintings show chaotic, unhappy culture. B.Landscape paintings reveal the importance of natural history to the Chinese. C.Landscape paintings show that Chinese desire

17. ## Algebra

Suppose that the maximum weight that a certain type of rectangular beam can support varies inversely as its length and jointly as its width and the square of its height. Suppose also that a beam 6 inches wide, 2 inches high, and 12 feet long can support a

18. ## Health

A respiratory disorder in which the bronchi become inflamed and thick mucus in produced is called Asthma** Bronchitis Cancer Addiction Let me know if I'm right or wrong. Thanks

19. ## Chemistry

Is the same reactant always the limiting reactant?

Your elbow and knee are examples of ligaments. joints.**** cartilage. angles. The muscular system allows our bones to strengthen. contract. lengthen. move.**** This muscle helps to transport blood to and from the heart. smooth muscle cardiac muscle****

21. ## Science

2.Why are biologists concerned about ecosystem disruption? 1.Explain the process of succession. Succession is a natural change in the area that results in one group of plants replacing a group before. for #1 that is all I have so if you could give me a

22. ## Are all math answers correct?

1. What are all the possibly ways to classify a rectangle? A. quadrilateral, parallelogram, rectangle *** ?? B. parallelogram, rectangle (Or this…) C. quadrilateral, rectangle 2. Which property is not a characteristic of a parallelogram? A. Opposite

23. ## Art

which member of an advertising team would most likely study date to learn more about the target audience? Graphic designer illustrator Photographer Artistic director ••

24. ## math

Analyze It Questions: 1. Since the purpose of an ice cube is to keep a drink cold, is it better for an ice cube to have a high volume or a low volume? Why? (At least 3 sentences.) 2. Since heat touching the surface of an ice cube causes it to melt, is it

25. ## math

which pair of transformations to the figure shown below would produce an image that is on top of the original A. a translation to the right and a reflection over the vertical line of reflection shown. B. a translation down and a reflection over the

26. ## English

After the basketball game the students had a dance at the school. . How should the sentence be correctly punctuated? A) Add a comma after game. B) Add a comma after dance. Reactivate C) Change the period to a question mark. Reactivate D) Add an apostrophe

27. ## Algebra 2

the gym charges 180\$ for a yearly membership. there are currently 1000 members. for every 5\$ increase the gym will lose 10 members. how much should the gym charge to maximize its revenue?

28. ## Calculus

Evaluate the Riemann sum for (x) = x3 − 6x, for 0 ≤ x ≤ 3 with six subintervals, taking the sample points, xi, to be the right endpoint of each interval and please explain, using a graph of f(x), what the Riemann sum represents. My cousin needs help

29. ## English

While Sara was traveling in England; she met an interesting old man. . Choose the answer that is the most effective substitute for the underlined part of the sentence. If no substitute is necessary, choose ‘Leave as is.’ A) in England. She met B) in

30. ## MATH

In Triangle ABC, medians BE and CD are produced respectively to points X and Y such that CD=DX and BE=EY as shown in the figure. Show that the points X, A and Y are collinear. Also show that A is the mid point of XY

31. ## math

A stained glass window is shaped like a semicircle. The bottom edge of the window is 36 inches long. What is the area of the stained glass window? Round your answer to the nearest hundredth. (2 pt) Draw and label the window: Answer: _____________

32. ## History

1.)Which best describes the purpose of the Electoral College in the United States? A.)chooses the winner of an election if the popular vote is disputed B.)reduces the number of smear campaigns among candidates C.)publishes the results from each state’s

Find the measure of the complement and the supplement of an angle with measure 50 degrees A. complement, 130 degrees; supplement, 40 degrees B. complement, 40 degrees; supplement, 40 degrees

34. ## chemistry

calculate the mass of chlorine gas contained in a 5dm3 flask at 25degrees celsuis and 98kpa pressure.

35. ## Calculus

Hi it's me again I need help with this too and I promise to never use this site again! I feel so ashamed for asking :( Use the Fundamental Theorem to evaluate the integral from 0 to 3 of the quantity x cubed minus 6 times x, dx.The answer has to have the

36. ## English

To forget them, to pass lightly over their wrongs, and to chime in with the popular theme, would be treason most scandalous. . . Which word is most similar to how chime in is used here? Agree Create Harmonize Resound I have no idea because chime in- means

37. ## Art

in order to capture a rare moment on film, a photographer must most importantly possess which compositional skill? Gentleness Wisdom Enthusiasm Patience••

38. ## Chemistry

Can you determine the limiting reactant just by comparing the masses of the reactants?

39. ## Math

Melanie wants to put ribbon around the circumference of a circular section of the city park. Ribbon comes in rolls of 40 feet. The radius of the section of the park is 100 feet. How many rolls of ribbon should Melanie buy? Equation for circumference:

40. ## Health

1.) call 911 for A.) hypothermia *** B.) a muscle strain C.) a sprained ankle D.) a headache 2.) a joint that is twisted or overstressed and one or more of the bones that normally meet at that joint are displaced should be treated as a A.) sprain*** B.)

41. ## Physics

A missile is fired with a launch velocity of 15000 ft/s at a target 1200 miles away. At what angle must it be fired to hit the target? Use g = 32 ft/s.s

42. ## Physics

How much work does it take for the average person (Weight = 700 N) to climb a 10-story tall building (consider each story to be about 3 m)? What fraction is this of the energy in a typical candy bar? (Ecandy bar = 250 Calories and 1 Calorie = 4186 Joules)

43. ## chem

The heat of combustion of methane is 213 kcal/mol. How many kcal of energy are released when 22.5 moles of CH4 burns in an excess of oxygen gas?

44. ## Physical education

the male reproductive cells are called 1. ova**** 2. teste 3 sperm 4 ovaries

45. ## math

3. How does increasing the size of an object affect its volume to surface area ratio?

46. ## Math

Andrew and Daniel recently took part in a marathon. After they had finished, they noticed that Andrew finished ahead of twice as many runners as finished ahead of Daniel, and that Daniel finished ahead of 1.5 times as many runners as finished ahead of

Which two cultures use creatures to protect or transport humans after death? America (bald eagle) and Spain (bull) Egypt (the animal-headed sons of Horus) and China (the dragon)***** Egypt (the jackal) and China (the lion) Mayans (the crow) and Greeks (the

48. ## History

4.)which section of Andrew Jackson’s inaugural address best proves that he supported the rights of state governments? A. 1 B. 2*** C. 3 D. 4 B?

7+5=8+ What number makes this equation true

50. ## Art

how has the availability of a camera phone allowed the average citizen to help news outlets? A. Citizens can take over resporting responsibility via Camera photo B. Citizens can take photos that are more accurate than the avetage photojournalist C.

51. ## Math

A bakery offers a small circular cake with a diameter of 8 inches. It also offers a large circular cake with a diameter of 24 inches. Does the top of the large cake have three times the area of that of the small cake? If not, how much greater is its area?

52. ## Physics

A motorcycle stunt rider rides off the edge of a cliff. Just at the edge his velocity is horizontal, with magnitude of 9 m/s. Find the motorcycle's position from the edge of the cliff afyer 0.5 s. Use g = 9.8 m/s.s

53. ## Science

The pH of a 0.10-M solution of caffeine is 11.16. Determine Kb for caffeine from these data: C8H10N4O2(aq)+H2O(l) ⇌ C8H10N4O2H+(aq)+OH−(aq)

54. ## Statistics

Suppose you draw a card from a deck (with replacement) 10 times in a row. What is the probability that you get exactly 3 hearts? Round your answer to 3 decimal places.

imagery, connotation, and denotation. explain how poets use these elements to contribute to tone in a poem

56. ## Calculus

Find the specific solution of the differential equation dy/dx = 4y/x^2 with condition y(−4) = e. y equals negative 1 minus 4 divided by x

57. ## PHYSICS

A missile is fired with a launch velocity of 15000 ft/s at a target 1200 miles away. How long after it is fired will the target be hit? Use g = 32 ft/s.s Express your answer in seconds.

58. ## History

W4.)which section of Andrew Jackson’s inaugural address best proves that he supported the rights of state governments? A. 1 B. 2** C. 3 D. 4 b

59. ## Statistics

In a prior sample of U.S. adults, the Center for Disease Control (CDC), found that 10% of the people in this sample had pinworm but the margin of error for the population estimate was too large. They want an estimate that is in error by no more than 1.5

60. ## English

How does the author arrange this passage? A) He uses dialogue in the first half to express the confusion over the phrase "Don't give up the ship." He uses a rhyming poem in the second half to explain the phrase's source. B) He uses dialogue in the first

61. ## Science ap chem

For which of the following solutions must we consider the ionization of water when calculating the pH or pOH? (a) 3 × 10−8 M HNO3 (b) 0.10 g HCl in 1.0 L of solution (c) 0.00080 g NaOH in 0.50 L of solution (d) 1 × 10−7 M Ca(OH)2 (e) 0.0245 M KNO3

62. ## chemestry

A compound contains only carbon, hydrogen, nitrogen, and oxygen. Combustion of 0.157g of the compound produced 0.123g carbon dioxide and 0.0310g water. In another experiment, it is found that 0.103g of the compound produces 0.0230g ammonia. What is the

63. ## body system

7.)During the exchange of air in your lungs, your body seeks to keep oxygen and release ____________which will then exit your body A.)Microorganisms B.)Carbon Dioxide C.)Plasma D.)

64. ## chemistry

At 25 °C, the density of a 60.0% (m/m) solution of sucrose, C12H22O11, in water is 1.29 g/mL. What is the molarity of this solution?

65. ## Geometry

A triangular pyramid is defined by the points .The pyramid is then reflected over the xz-plane. The reflected image is then translated 3 units back, 2 units left, and 4 units up. Write the general rule you use for the reflection. Show the results of your

66. ## physics

a box of mass 10kg is at rest on a horizontal plane.a force of 20N is applied to it at 30 degrees to the plane.assuming there no frictional force between the box and the plane,calculate the acceleration of the box.

67. ## English

Choose the sentence that contains no comma errors. A) The book, that I borrowed from Elizabeth last week was excellent. B) About four thousand years ago, Stonehenge, was a center of worship. C) Alice Jones lived at 15, Cedar Street NE, Colorado Springs

68. ## Calculus

Can someone help and express the given integral as the limit of a Riemann sum but do not evaluate: the integral from 0 to 3 of the quantity x cubed minus 6 times x, dx.

69. ## General Chemistry

Carbonic acid forms when carbon dioxide dissolves in water. A typical can of soda contains a 0.120 M solution of CO2. Assuming that all dissolved CO2 is present as carbonic acid, and that no other substances dissolved in solution affect the pH, what is the

70. ## English

What is different in middle school compared with elementary school? In middle school, we wear a school uniform, we have different teachers for for each subject, and we don't stay with our homeroom teacher all day. ------------------------- Are the question

71. ## life orientation

Propose 6 practical actions that you can take to address human rights violations of xenophobia in your community

72. ## Physics

A pool ball of mass 100g and velocity [5,-4]m/s collides with a stationary pool ball of the same mass. After the collision, the pool balls have velocites [2,-3]m/s and [3,-1]m/s. Is the collision elastic? Explain your answer.

73. ## math

a new statue with a circular base is being unveiled. The statue's base has a radius of 8 ft. What is the area of the base? Round to the nearest whole number. Use 3.14 for p.

74. ## English

1. I'm worried about my new school. Why don't you join a club? Why don't you make new friends? Why don't you talk with your homeroom teacher? Why don't you talk with the school counselor? Why don't you talk with the counseling teacher? --------- Are they

75. ## Algebra

Suppose that Y varies directly with X, and Y=16 when X=10. (a) Write a direct equation that relates X and Y Equation: (b) Find Y when X=15 Y=

76. ## History

2.)Andrew Jackson did not support a. limited national government b. spreading of slavery to the frontier c. federal funds for internal improvements d. a strict interpretation of the U.S. Constituti c

77. ## Calculus

The slope of the tangent line to a curve at any point (x, y) on the curve is x/y. What is the equation of the curve if (4, 1) is a point on the curve? x2 − y2 = 15 x2 + y2 = 15 x + y = 15

78. ## Physics

A bomb is dropped from an airplane travelling horizontally with a speed of 300mph. If the airplane is 10000 ft above the ground, how far from the target must it be released? Use g = 32 ft/s.s Express your answer in miles.

79. ## English

1. This is my homeroom teacher, Mr. Seo. He is a Chinese letters teacher. He is very generous. 2. This is my homeroom teacher, Mr. Choe. He is a M.E. teacher. He is strict. 3. This is my homeroom teacher, Mr. Choe. He is a ME teache. He is strict. 4. This

80. ## US HISTORY *JUST NEED CHECKED*

What foreign policy did the United States follow before entering World War 2? * Isolationsism Communism(MY ANSWER) Socialism Blitzkrieg Japan is a country made up of islands * True (MY ANSWER) False Why was Japan so interested in controlling the islands in

81. ## Inorganic Chemistry

A researcher studying the nutritional value of a new candy places a 4.70-gram sample of the candy inside a bomb calorimeter and combusts it in excess oxygen. The observed temperature increase is 2.98 °C. If the heat capacity of the calorimeter is 39.80

82. ## Math

Sally has a bag of marbles. She has 3 different colored marbles in her bag – orange, black, and purple. If the probability of getting orange is 3/10 and the probability of black is 1/5. What is the probability of getting purple? Explain your reasoning.

83. ## Math

What cross sections might you see when a plane intersects a sphere that you would not see when a plane intersects pyramid or a prism?

84. ## math

Given the data set (5, 9), (13, 12), (23, 16), which of the following equations best represents a line of best fit? y = three fourthsx − 7 y = four fifthsx + 7 y = three over twox + 7 y = two thirdsx − 7

85. ## math

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 heart and then a spade?

86. ## Chemistry

A calorimeter contains 30.0 mL of water at 15.0 C. When 1.50 g of X (a substance with a molar mas of 46.0g/ mol is added, it dissolves via the reaction X (s) + H2O (l) ----> X (aq) and the temperature of the solution increases to 26.5 C. Calculate the

87. ## Algebra

One number is 10 less than twice a second number. Find a pair of such numbers so that their product is as small as possible. I came up with 15 and 5 and those are incorrect

88. ## health

The cardiovascular system is also known as the ________. A. Blood pathway system B. Heart gateway system C. Circulatory system D. Vascular crossings system A?

89. ## health

The brain is divided into the _______. A. Cerebrum and cerebellum only B. Cerebellum and brain stem only C. Brain stem, cerebrum and diencephalons only D. Brain stem, cerebellum, cerebrum and diencephalons D?

90. ## Statistics

In testing a new drug, researchers found that 20% of all patients using it will have a mild side effect. A random sample of 25 patients using the drug is selected. Find the mean and standard deviation of patients having a mild side effect. Mean = np =

91. ## Calculus

Which of the following is the general solution of the differential equation dy/dx = 2x/y? y2 = x2 + C y2 = 2x2 + C

92. ## Maths-Geometry(Loci)

A port has two radar stations at P and Q which are 20 km apart.The radar at P is set to a range of 20 km,whilst the radar at Q is set to a range of 15 km. a)draw a scale diagram to show the above information b)Shade the region in which a ship must be

93. ## physics

At what height above Earth's surface is the gravitational acceleration reduced from its sea-level value by 0.20%? At what height above Earth's surface is the gravitational acceleration reduced from its sea-level value by 2.0%? At what height above Earth's

94. ## Chemistry

Oxygen (O2) is about 20% of our air, with about 80% nitrogen and a bunch of minor components. In Colorado Springs, where I grew up, the elevation is ~ 6500 feet and atmospheric pressure is only around 9 psi (vs. 14.7 psi at sea level). Under those

95. ## World History 6th Grade Ancient China NEED HELP!!!

Why did the ancient Chinese drink tea?

96. ## Inorganic Chemistry

In a constant-pressure calorimeter, 70.0 mL of 0.340 M Ba(OH)2 was added to 70.0 mL of 0.680 M HCl. The reaction caused the temperature of the solution to rise from 22.00 °C to 26.63 °C. If the solution has the same density and specific heat as water

97. ## Math

A woman bought some 13 cent stamps and some 8 cent stamps at the posg office. She spent exactly 1 dollar. How many of each stamp could she have bought?

98. ## Math

One number is 10 less than twice a second number.Find a pair of such numbers so that their product is as small as possible. x-10 2x 2x(x-10) 2x^2-20x -(-20/2(2))=5 2(5)^2-20(5) 50-100=-50 I think I am really lost

99. ## political science

I have no clue on this one!!!! Bill Clinton's focus on domestic issues, what was NOT part of his "E2M2" campaign? A.Medicare B.Economy C.Education D.Energy

100. ## English

In Scotland and Northern Ireland, is the contracted form 'amn't' used? In a book, I read such a story? Is it right?

101. ## Inorganic Chemistry

In a constant-pressure calorimeter, 70.0 mL of 0.340 M Ba(OH)2 was added to 70.0 mL of 0.680 M HCl. The reaction caused the temperature of the solution to rise from 22.00 °C to 26.63 °C. If the solution has the same density and specific heat as water

102. ## Chemistry- DrBob222

Please check. Oxygen (O2) is about 20% of our air, with about 80% nitrogen and a bunch of minor components. In Colorado Springs, where I grew up, the elevation is ~ 6500 feet and atmospheric pressure is only around 9 psi (vs. 14.7 psi at sea level). Under

103. ## English

1. Put new sentences into the mailbox like in the example. 2. Put new sentences into the mailbox as in the example. ------------------ Which one do we have to use, 'like' or 'as'? 3. Put the proper be verb into each blank. 4. Put the proper be verb in each

104. ## political science

the Presidential Campaign has three phases. What is the second phase? A.General Election B.Declaring Candidacy C.Party Conventions D. Nominating Process

105. ## English

There are different teachers for each subject. --------------------- Q1. How do you pronounce "subject." In the second syllable, is it pronounced /i/ or/e/? Q2. What is the part of speech of 'for each subject'? Is it an adjective phrase or an advervial

106. ## maths

ria took a wire of length 44cm and bend it into a shape of circle find the radius of that circle also find its area if the same wire is bent into the shaape of square what will be the length of each of its side which figure enclose more area

107. ## Science

A ball thrown vertically upward has a speed of 5.0 m/s at a height of 3.0m. The mass of the ball is 1.2 kg. Find its mechanical energy

Order these from least to greatest importance. Tea and Clock and Silk making and Porcelain and Gunpowder

109. ## math and science

1500kg motor car was travelling at 36m\s comes to rest over a distance of 40m.calculate. {a}retardation. {b}an average force that brings the car to rest

110. ## political science

Before President Obama, when was the last time a Senator successfully ran for President? A.1824 B.1960 C.Obama was the first Senator to ever win D.1910

112. ## World History

What was the purpose of porcelain to the ancient Chinese yo?

113. ## English

Help I have to circle C if the sentences are an example of correct pronoun agreement and circle N if they are not 1. Those who saw the play told us he was impressed. C or N 2. After I walk two miles, my leg hurts. C or N 3. Before you take exam 4, you

how long will it take 2,000 to grow to 3,000 if the interest rate used is 6% compounded semi-annually? answer to the nearest half-year. thank you!

115. ## Biology

Why do we use dna primer for PCR but RNA primer for dna polymerase in cells

116. ## Chemistry-DrBob222

A 1.0 L ball containing Ar at 5 atm is connected to a 10.0 L ball containing N2 at 2atm. A)Calculate the partial pressures and mole fractions of Ar and N2 after the valve is opened and the gases are allowed to mix (they fill the balls on both sides). My

117. ## Chemistry-DrBob222

I know I pored this already, but I for it to mention the assumption. See below. A calorimeter contains 30.0 mL of water at 15.0 C. When 1.50 g of X (a substance with a molar mas of 46.0g/ mol is added, it dissolves via the reaction X (s) + H2O (l) ----> X

118. ## English Essay

Ms Sue can u check my essay! Topic sentence: Getting a job as a nursing assistant involved several important steps Getting a job as a nursing assistant involves several important steps. First, I researched the facility for the the interview through their

119. ## math

5x-4y=-7 3x-3y=-21 (linear combination method)

120. ## math

The length of a rectangle is three more than twice its width. Its perimeter is 24 inches. Find its dimensions​ length and​ width.

121. ## health

Muscles that move the leg are located in the ________ region. A. Thigh B. Hip C. Back D. Foot B?

122. ## health

What is the primary function of the skeletal muscle? A. Heating the body B. Pumping blood to the rest of the body C. Protecting the body from harm D. Contraction C?

123. ## health

Approximately________ of the total blood volume is in the veins at any given time. A. 30% B. 50% C. 70% D. 90% C?

124. ## English

How does the media create a single ideal body image that readers and viewers should aspire to? What is the effect of this image?

125. ## math

A rectangular prism is 4.8 centimeters long, 16 centimeters wide, and 14 centimeters high. What is the surface area of the rectangular prism?

126. ## Math

company will enclose a rectangular area of 12 comma 600 ft squared12,600 ft2 in the rear of its plant. One side will be bounded by the building and the other three sides by​ fencing, as shown to the right. If 320 ft320 ft of fencing will be​ used, what

127. ## English

1. Wrie down your woriries and work in pairs to comfort/console each other by using the model dialogue in Part A. -------------- Can we use both verbs, comfort and console in this sentence? 2.I am worried about my brother who is into computer games. Why

128. ## math

Jonah has \$50,000 in a savings account that earns 10.6% annually. The interest is not compounded. How much will he have in 6 months?

129. ## french

in French how do you say which i really liked

130. ## health

The heart is a _____ that provides the force necessary to circulate the blood to all the tissues in the body. A. skeletal pump B. autonomous pump C. muscular pump D. systemic pump C?

131. ## political science

In the "Campaigns and Elections By the Numbers" box, the book lists the number of people that filed to run for President. It says 167 filed as Republicans, 83 filed as Democrats, and 1 filed under the _______ Party. A.Libertarian B.Green C.Jedi D.Vulcan

132. ## maths

300 mens were engaged to complete a job in a certain number of days. but due to another assignment 15 men dropped the 2nd day, 15 more men dropped the 3rd day and so on.it takes 15 more days to finish the work now. find the number of days in which the work

133. ## Science

When an object and screen are separate d by 1m distance. when a convex lens is place d at 30 cm from the object it forms a clear image then the image distance is?

134. ## Math

Differentiate 2 pie r .i.e circumference of a circle

135. ## math please be honest

similar poligons are ___ different shapes. A. always B. sometimes

136. ## Math

Can a triangle be formed with angles having measures of 10°, 60°, and 30°? Explain

137. ## Chemistry-DrBob222

A 1.0 L ball containing Ar at 5 atm is connected to a 10.0 L ball containing N2 at 2atm. A)Calculate the partial pressures and mole fractions of Ar and N2 after the valve is opened and the gases are allowed to mix (they fill the balls on both sides). My

138. ## English

1. Middle school is the same. 2. Elementary school is the same. 3. Middle school is not the same as elementary school. 4. Middle school is different from elementary school. ------------------ In each sentence, Is 'same' an adjective or a pronoun? #3 is the

139. ## Algebra

factor a^2+10a+24 t^2+4t-45

140. ## Math

c/4-5=4 Pleaze help solve this Im really unsure.

141. ## Geography,history,maths,english,life orientation,s

Is it possible to study meteorology among those subjects?

142. ## french

sometimes in french

143. ## math

Solve using the addition and multiplication principles. 6minus−6x less than or equals¡Ü 4minus−5x what is the solution set