1. What is the unit for a velocity in the International System (SI) of a) 1 kg m2 b) 1m/s c) 1m/s? d) mi/h e) none 2. The distance between two cities is 200 mi. What is the number of two cities? (a) smaller than 200 (b) larger than 200 (c) equal to 200 (d) none 3. What happens to the acceleration of a ball after it is thrown down (a) increases (b) decreases (c) increases and then decreases (d) decreases and then increases (e) remains the same (f) none 4. Consider the following controls in an automobile in motion: gas p wheel. What are the controls in this list that cause an acceleration (a) all three controls (b) the gas pedal and the brake (c) only the brake (d) only the gas pedal (e) only the steering wheel (f) none

1. What is the unit for a velocity in the International System (SI) of a) 1 kg m2 b) 1m/s c) 1m/s? d) mi/h e) none 2. The distance between two cities is 200 mi. What is the number of two cities? (a) smaller than 200 (b) larger than 200 (c) equal to 200 (d) none 3. What happens to the acceleration of a ball after it is thrown down (a) increases (b) decreases (c) increases and then decreases (d) decreases and then increases (e) remains the same (f) none 4. Consider the following controls in an automobile in motion: gas p wheel. What are the controls in this list that cause an acceleration (a) all three controls (b) the gas pedal and the brake (c) only the brake (d) only the gas pedal (e) only the steering wheel (f) none