Forces and motion

Question 1 of 10

A car moves at 15 m/s for 8 s. How far does it travel?

Question 2 of 10

Distinguish between mass and weight.

Question 3 of 10

The upward force on an object in water is

Question 4 of 10

The force that opposes motion between two surfaces is

Question 5 of 10

Gravity pulls objects towards the centre of the Earth.

Question 6 of 10

An athlete runs 600 m in 20 s. Her average speed is ___ m/s.

Question 7 of 10

A boy runs 40 m in 10 s. Find his average speed.

Question 8 of 10

A car moves at 15 m/s for 6 s. How far does it travel?

Question 9 of 10

Find the weight on Earth of an object of mass 5 kg. (Take g = 10 N/kg.)

Question 10 of 10

Weight is measured in newtons.