Multiple choice question (Please Show your work)

1. A person can walk at a speed of 1.5 meters/second. How far will he walk in 4 minutes?

6 m

360 m

36 m

d. 224 m/s

2. A car travels along a straight road to the east for 120 meters in 5 seconds, then goes west for 60 meters in 1 second. Determine the average velocity.

10 m/s, East

10 m/s, West

10 m/s

5 m/s East

3. According to the graph below, during which interval is the cat at rest?

Caption less Image

0.0-5.0 s

5.0-10.0 s

10.0-15.0 s

15.0-20.0 s

4. The rate at which an object's velocity changes is called its _____.

acceleration

average velocity

displacement

scalar quantity

5. What is the SI unit of acceleration?

m/s

ms

s/m

m/s 2

6. A truck travels 20 m in 5.0 s. Calculate the average speed for the truck.

- 4 m/s2

- 2.2 m/s2

2.2 m/s2

4 m/s