Motion Review

Which runner won the race?

• Albert
• Bob
• Charlie

Which runner stopped for a rest?

• Albert
• Bob
• Charlie

A car driving at 50 miles per hour drives for 2 hours. What distance did it cover?

• 50 miles
• 25 miles
• 100 miles
• 75 miles

Acceleration of an object happens when things ________

• slow down
• go faster
• change direction (turn)
• All of the above

The SI unit for acceleration is

• mph
• m/s
• m/s²

What is the speed of a runner who runs 400 meters in 40 seconds?

• 10 meters/second

• 40 meters/second

• 100 meters/second

• 1,600 meters/second

Calculate the speed of a sprinter who ran 200 meters in 20 seconds.

• 10m/s
• 10km/s
• 10m/hr
• 10km/hr

Michelle drove 300 miles in 6 hours. What was Michelle’s speed?

• 30 miles per hour

• 50 miles per hour

• 60 miles per hour

• 80 miles per hour

SI unit for speed

• Mph

• m/s or km/h

• newtons

• pounds

24km/hr South is an example of

• speed

• direction

• velocity

• acceleration