SCS 8P1 Forces & Energy - Check Point 2

Which of the following is NOT a unit of speed?

• km/h

• s

• mph

• m/s

If a cyclist takes 4s to travel 40m along a cycle path. What is her speed?

• 10 s/m

• 10 s

• 10

• 10 m/s

If a car travels at a speed of 50m/s and covers a distance of 200m, calculate the time taken.

• 4 s

• 0.25 s

• 10,000 s

• 150 s

If a ball travels at a speed of 20m/s for 15s, calculate the distance travelled.

• 20 m

• 0.075 m

• 300 m

• 13 m

What relationship does this graph show?

• As wing length is increased, the speed increases proportionally

• As wing length increases, the speed decreases linerary

• As wing length increases, the speed decreases at a decreasing rate

• As wing length increases, the speed increases at a decreasing rate