1. Dexter travels 2000 m east in 60 s and then he travels 800 m west in 40 s. What is Dexter's average velocity?

Group of answer choices

A. 12 m/s [E]

B. 20 m/s [W]

C. 28 m/s [E]

D. 33 m/s [E}

2.Dexter is riding his bicycle at 8.0 m/s and he slows down to 2.0 m/s in 5.0s, What is Dexter's acceleration in m/s²?

Group of answer choices

A. -1.2 m/s²

B. -1.6 m/s²

C. -2.0 m/s²

D. -0.40 m/s²

3.A school bus is traveling at 25.0 m/s and slows down to 10.0 m/s, the rate of acceleration is -2.00 m/s². What distance did the bus travel while slowing down?

Group of answer choices

A. 131 m

B. 256 m

C. 525 m

D. 725 m

4.A motorcycle is traveling at an initial velocity 5.0 m/s and then accelerates for 30 s. The motorcycle travels a distance of 400 m in 30 s. What is the final velocity of the motorcycle?

Group of answer choices

A. 30 m/s

B. 28 m/s

C. 26 m/s

D. 22 m/s

5. Dexter throws a baseball vertically into the air with an initial velocity of 25 m/s. What is the height of the baseball at 3.2 s?

Group of answer choices

A. 64 m

B. 1.3 X 10² m

C. 30 m

D. 50 m

6. Dexter throws a baseball vertically into the air with an initial velocity of 25 m/s. The total time of the baseball in the air is _______s.

7.A stone is dropped from the top of an 87.2 m building. The velocity of the stone just before it reaches the ground is _______m/s [down].