Question 10
2.5 pts
which example identifies a change in motion that produces acceleration?
a speed skater moving at an increasing speed on a straight track
a vehicle moving down a straight street at a steady speed
a particle moving in a vacuum at constant velocity
a ball moving straight at a constant speed across a floor

Acceleration (Connexus Answers)

1. B. A ball moving at a constant speed around a circular track

2. C. Constant acceleration

3. A. 2 m/s^2

4. B. Acceleration

5. D. The trains acceleration is negative

6. B. How fast a velocity is changing at a specific instant

d. platinum would have the greatest temperature increase because it has the lowest specific heat.