Choose the best answer in each questions.

1. )Acceleration is defined as the change in ______.
A. distance divided by time
B. velocity of an object
C. velocity divided by the time interval
D. time it takes to move from one speed to another
2. ) Which of the following represents acceleration?
A. 15m
B. 20m/s
C. 8m
D. 7m/s²
3. )A bus travels down a straight highway and goes from 0 to 10m/s in 5 seconds. What is its acceleration?
A. 5 m/s²
B. 4 m/s²
C. 3 m/s²
D. 2 m/s²
4. )A bus starts to move and reaches the velocity 150 m/s in 10 seconds. Calculate the acceleration of the bus.
A. 15 m/s²
B. 10 m/s²
C. 12 m/s²
D. 11 m/s²
5. )Which of the following ways is not included when we talked about acceleration?
A. Slow Down
B. Up Side Down
C. Change Direction
D. Speed Up
6. )Which is true about acceleration?
A. Acceleration has a more precise definition in science.
B. Scientists define acceleration as the rate at which velocity changes.
C. Acceleration means the process of speeding up.
D. Acceleration sometimes called negative acceleration.
7. )Which is not an example of acceleration?
A. A car that begins to move from a stopped position or speeds up to pass another car.
B. When the pitcher throws a softball, and again when a bat hits it.
C. The seats on a Ferris wheel as they move in a circle.
D. When a car stops at a red light.
8. )What unit is used in computing acceleration?
A. m/s²
B. m/s
C. s
D. m
9. )Which is not a descriptor of motion?
A. distance
B. wave
C. acceleration
D. speed
10. )Refers to increasing speed, decreasing speed, or changing direction.
A. displacement
B. velocity
C. acceleration
D. time