3.2 Speed_Quiz 1

What is the equation for speed when you know the travelled distance and time:

• speed = distance / time
• speed = distance - time
• speed = distance + time
• speed = distance * time

What is the equation for travelled distance when you know the speed and time:

• distance = speed - time
• distance = speed / time
• distance = speed * time
• distance = speed + time

What is the equation for time when you know the travelled distance and speed:

• time = distance / speed
• time = distance - speed
• time = distance * speed
• time = speed / distance

Which of the following are the units of time?

• second

• hour

• minute

• km

• m

Which of the following are the unit of distance?

• m

• km

• mile

• km/h

• m/s

Which of the following are the units of speed?

• km

• second

• km/h

• m/s

• mile/h

Which of the following is the standard unit of speed?

• mph
• cm/s
• km/h
• m/s

An Olympic sprinter completes the 100m race in a time of 10s. Calculate the average of the sprinter.

• 1 m/s
• 10 m/s
• 5 m/s
• 15 m/s

A car travels a distance of 210m/s in a time of 6s. Calculate the speed of the car in m/s.

• 30
• 40
• 45
• 35

Anna sees a worm on the grass. Anna sees the same worm 2 hours later. The worm has moved a distance of 3m in that time. Calculate the average speed of the worm, in meters per hour.

• 1.5
• 0.5
• 2
• 4