Question

Show all work and diagrams necessary. Please make sure you show how you derive any equations you used!!!

Which of the following statements best describes "free fall motion."

1. Free fall motion describes any horizontal motion.

2. Free fall motion is two dimensional motion.

3. Free fall motion is a subset of projectile motion.

4. Free fall motion is a subset of circular motion.

A body can experience a static friction force in its direction of motion.

1. True

2. False

If a normal force is acting on a body, the normal force will never be in the direction that the body is moving.

1. True

2. False

You decide to run! When you run, you accelerate your body from 0 to 8 m/s in a half of a second. Determine the magnitude of the average net force that your body will experience.

1. 8ms2

2. There is not enough information given to solve this problem.

3. 16ms2

4. 131 N

5. 16 N

Answer 1