Mass & Weight (Cambridge O Level Physics)

An astronaut travels from Earth to the Moon.

Gravitational field strength on Earth = 9.8 N/kg

Gravitational field strength on the Moon = 1.6 N/kg

Identify the quantity that is the different for the astronaut on the Moon compared to the Earth.

Tick one box.

mass

weight

density

The mass of the astronaut is 65 kg on Earth.

Complete the following sentence.

The astronaut's weight on Earth is more than their weight on the Moon because, although their ..................... is the same, the .......................... force on Earth is ............................

What piece of equipment can be used to compare the mass and weight of the astronaut while they are still on Earth?