GCSE Physics - Forces and Motion

Front

What is 30 m/s in km/h?

Back

108

Front

What is the momentum of a 500g car travelling at 30 m/s? (momentum = mass x velocity)

Back

15

Front

What are the units of power?

Joules

,

Newtons

,

Amps

,

Watts

,

Kilowatt-hours

Back

Watts

Front

The rate of energy transfer (energy divided by time) is called what? (Begins with a p)

Back

power

Front

Kinetic energy of a 800g toy moving at 10m/s?

Back

40

Front

Gravitational potential energy is equal to mass x gravitational field x ________?

Back

Height

Front

What quantity is measured in kilograms?

Back

Mass

Front

What is the GPE of a 60kg man standing on top of a 25cm high stool? State the units with your answer (a single letter is fine).

Back

150 J

Front

What is the correct formula for force?

Back

Mass x acceleration

Front

An object with a mass of 5kg is dropped from a height of 100m. What is the impact velocity with the ground, in metres per second, to one decimal place?

Back

44.7