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Questions and Answers
Which property of matter was identified by Galileo that makes heavier objects more difficult to move or stop?
Which property of matter was identified by Galileo that makes heavier objects more difficult to move or stop?
- Acceleration
- Momentum
- Inertia (correct)
- Force
According to Newton, what property of matter causes a body to resist changes in its state of rest or uniform motion?
According to Newton, what property of matter causes a body to resist changes in its state of rest or uniform motion?
- Force
- Inertia (correct)
- Momentum
- Acceleration
A force can do which of the following to a body?
A force can do which of the following to a body?
- Move or stop the body
- Change the direction of the body's motion
- Change the shape or size of the body
- All of the above (correct)
The goalkeeper in Figure 3.4 is using a force to:
The goalkeeper in Figure 3.4 is using a force to:
Which of the following statements about momentum is correct?
Which of the following statements about momentum is correct?
According to the law of conservation of momentum, the total momentum of a closed system:
According to the law of conservation of momentum, the total momentum of a closed system:
What are the characteristics of a physical quantity?
What are the characteristics of a physical quantity?
Which of the following are considered base quantities?
Which of the following are considered base quantities?
What is the unit for measuring mass in the International System of Units (SI)?
What is the unit for measuring mass in the International System of Units (SI)?
Which law states that the total momentum of an isolated system remains constant if no external forces act on it?
Which law states that the total momentum of an isolated system remains constant if no external forces act on it?
Inertia is the resistance of an object to change its state of motion. Which of Newton's laws is directly related to this concept?
Inertia is the resistance of an object to change its state of motion. Which of Newton's laws is directly related to this concept?
What is the relationship between force and acceleration as described by Newton's Second Law?
What is the relationship between force and acceleration as described by Newton's Second Law?
According to Newton's first law of motion, what happens when no net force acts on a body?
According to Newton's first law of motion, what happens when no net force acts on a body?
What is the relationship between the momentum $P$ of a body and its mass $m$ and velocity $v$?
What is the relationship between the momentum $P$ of a body and its mass $m$ and velocity $v$?
Why does a moving object on a rough surface stop earlier than on a smooth surface?
Why does a moving object on a rough surface stop earlier than on a smooth surface?
What is the SI unit of momentum?
What is the SI unit of momentum?
When a bus takes a sharp turn, why do passengers fall in the outward direction?
When a bus takes a sharp turn, why do passengers fall in the outward direction?
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