Speed Calculations

A basketball rolls 8 meters in 4 seconds.

Which expression would you use to calculate the speed?

A basketball rolls 8 meters in 4 seconds.

What is the speed of the basketball?

• 2 m/s

• 4 m/s

• 12 m/s

• 32 m/s

A car drives 81 meters in 9 seconds.

Which expression would you use to calculate the speed?

A car drives 81 meters in 9 seconds.

What is the speed of the car?

• 9 m/s

• 90 m/s

• 72 m/s

• 18 m/s

A person walks 10 meters in 10 seconds.

Which expression would you use to calculate the speed?

A person walks 10 meters in 10 seconds.

What is the speed of the person?

• 1 m/s

• 10 m/s

• 20 m/s

• 0 m/s

A bicycle moves 48 meters in 6 seconds.

Which expression would you use to calculate the speed?

A bicycle moves 48 meters in 6 seconds.

What is the speed of the bicycle?

• 8 m/s

• 54 m/s

• 42 m/s

• 5 m/s

The water in a stream moves 28 meters in 4 seconds.

Which expression would you use to calculate the speed?

The water in a stream moves 28 meters in 4 seconds.

What is the speed of the water?

• 7 m/s

• 32 m/s

• 24 m/s

• 20 m/s