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Questions and Answers
What is the acceleration of a 0.20 kg ball when a force of 3.6 N is applied to accelerate it upward?
What is the acceleration of a 0.20 kg ball when a force of 3.6 N is applied to accelerate it upward?
- 9 m/s$^2$
- 12 m/s$^2$
- 15 m/s$^2$ (correct)
- 18 m/s$^2$
If a 0.20 kg ball is accelerated downward, what force is required to achieve an acceleration of 12 m/s$^2$?
If a 0.20 kg ball is accelerated downward, what force is required to achieve an acceleration of 12 m/s$^2$?
- 2.4 N
- 3.6 N
- 5.7 N (correct)
- 4.8 N
When a 0.20 kg ball is in free fall, what is the net force acting on it?
When a 0.20 kg ball is in free fall, what is the net force acting on it?
- 9.8 N downward
- 0.20 N downward
- 0 N (correct)
- 9.8 N upward
What is the weight of a person experiencing an acceleration of 5 m/s$^2$ upward if the apparent weight is 700 N?
What is the weight of a person experiencing an acceleration of 5 m/s$^2$ upward if the apparent weight is 700 N?
If the air resistance on a falling object increases while its weight remains constant, what happens to its acceleration?
If the air resistance on a falling object increases while its weight remains constant, what happens to its acceleration?
According to Newton's second law, what is the relationship between force and acceleration?
According to Newton's second law, what is the relationship between force and acceleration?
What is the relationship between mass and acceleration according to Newton's second law?
What is the relationship between mass and acceleration according to Newton's second law?
If an object is at rest and there is no net force acting on it, what will happen to the object according to Newton's laws?
If an object is at rest and there is no net force acting on it, what will happen to the object according to Newton's laws?
If an object is moving with a constant velocity and there is no net force acting on it, what will happen to the object according to Newton's laws?
If an object is moving with a constant velocity and there is no net force acting on it, what will happen to the object according to Newton's laws?
Which of the following is a correct free-body diagram for a car speeding up while moving to the right?
Which of the following is a correct free-body diagram for a car speeding up while moving to the right?
If you are given data for a lab experiment, which of the following should you graph to create a linear fit according to the text?
If you are given data for a lab experiment, which of the following should you graph to create a linear fit according to the text?
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