99 Answered Questions for the topic mass

#### What happens to the cart's kinetic energy when the mass/velocity of the cart triples?

A cart with a mass of M is traveling at a velocity of V.
a) What happens to the cart's kinetic energy when the mass of the cart triples?
b) What happens to the cart's kinetic energy when the...
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#### A person with a mass of 60.0 kg is traveling at 18 m/s.

A person with a mass of 60.0 kg is traveling at 18 m/s.
a) How much kinetic energy does this person have?
b) How much work is required to stop the person?
c) Calculate the force...
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10/05/15

#### The same force will give a mass of 3M an acceleration of what?

A force of F newtons will give an object with a mass of M an acceleration of A. The same force will give a mass of 3 M an acceleration of: Multiple choice:a) 1/3 Ab) 3 Ac) Ad) 1/9 A I know the...
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10/05/15

#### The same force will give a mass of 3 M an acceleration of what?

A force of F newtons will give an object with a mass of M an acceleration of A. The same force will give a mass of 3 M an acceleration of:
Multiple choice:
a) 1/3 A
b) 3 A
c) A
d) 1/9...
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Mass

09/28/15

#### The mass of an individual atom of chromium is 52.00 amu.

ow many atoms would weigh a total of 0.00001461 g of this element if the mass of 1 amu is 1.6605x10-24 g?

#### A 150 pound person weighs 657 Newtons in the SI System. What is the person's mass?

A 150 pound person weighs 657 Newtons in the SI System. What is the person's mass?

#### A force of 100N accelerates a bowling ball at a rate of 450m/s^2. What is the mass of the bowling ball?

A force of 100N accelerates a bowling ball at a rate of 450m/s^2. What is the mass of the bowling ball?

09/18/15

#### The acceleration of a 500kg mass when a 4N force is applied to it is:

The acceleration of a 500kg mass when a 4N force is applied to it is:

#### center mass of a rod

If you have a rod of length 5 with density p(x)=2+(x/5). What is the center of mass of the rod? a. ¯x=2.5 b. ¯x=2.667 c. ¯x=3.333 d. ¯x=2.165

#### Physics: Entropy Change

If a 0.06247 kg ice cube initially at 0.00 C is allowed to melt in a Styrofoam cup holding 0.497 kg of water at 10.0 C , what is the total entropy change for this process?

#### How long will it take for this hanging mass to return to the zero angle?

Hello, I'm taking a summer course in college physics and am reviewing some practice questions to prepare for my oncoming exam. I'd really appreciate some help on this question that I'm not sure...
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#### Physics: Angular velocity (multiple choice)

At a dilapidated playground, people have stolen the support bar to a merry-go-round leaving a flat disk that can rotate freely. While pondering conservation of angular momentum, a curious physics...
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#### Physics: Conceptual Question (angular momentum)

At a dilapidated playground, people have stolen the support bar to a merry-go-round leaving a flat disk that can rotate freely. While pondering conservation of angular momentum, a curious physics...
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#### Physics: What is the density of the unknown liquid?

A 85.0 g bottle is filled half full with 1.00 L of water. It is filled the rest of the way will an unknown liquid. The total mass of this full bottle is 1.75 kg, what is the density of the unknown...
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#### Physics: How many 15.0 gram metal army men could you safely float on a piece of wood

A typical piece of wood has a density of 750 kg/m3. How many 15.0 gram metal army men (or Barbies - your preference) could you safely float on one such piece of wood having a mass of 1.25 kg, in a...
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#### Earth Surface

The weight of an object varies inversely as the second power of the distance from the center of the earth. The radius of earth is approximately 4000 miles. If a person weights 160 pounds on Earth's...
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#### A lot of physics questions, please I really need help answering them

Jupiter has a mass of 1.90 x 1027 kg. the semi-major axis of its orbit is 7.78 x 1011. Th radius of the planet is 7.14 x 107 m.
Io, one of jupiter's moons, orbits at a distance of 4.22 x...
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#### Please help me out with these 3 questions or as much as possible!! Thanks

does a planet travel faster when it is nearer the sun or farther from the sun?
what is the gravitational attraction between a dating couple sitting 0.152 m apart if the boy weighs 715 N and the...
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#### need help on this question, dont understand it.

A 15 litre cylinder contains 0.35kg of butane gas (C4 H10). Assuming ideal gas behaviour, calculate the pressure of the gas if the cylinder is stored at 50 Fahrenheit.

#### What is the mass of a sample of water that receives 2000 calories and its temperature rises from 60 degrees C to a boil?

This is one of the questions on my review guide my teacher gave me and I have a test tomorrow and have no idea how to find the answer to this question! If someone could give the formula to find...
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#### And here's the flask

A flask has a mass of 54.12 g when empty and 180.27 g when filled with water. the density at 22.1°C is 0.997747 g/ml. when the same flask is filled with an unknown liquid, the total mass of the...
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#### i need help with a momemtnum problem on my homework

a 2kg blob of putty moving at 3 m/s slams into a 2 kg of putty at rest. what is the initial momentum of the two blobs? what must be the final momentum of the two blobs? Also, calculate the velocity...
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Mass

05/04/13

#### Find the mass of the plate with density?

Find the mass of the plate with density p(x, y)=ky, where k is a positive constant and R is the region bounded by y=x^2 and x=y^2.

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