The relationship between planet size and gravitational field strength

To play this video you need to enable JavaScript in your browser.

This video can not be played

Description

In this video, the Moon landing, space and different planets are used to discuss gravity. Objects with mass in a gravitational field, experience a force known as weight.

Find out more about GCSE Physics

Forces

Now playing video 5 of 9

Non-contact forces. Video
1 of 9
Contact forces. Video
2 of 9
Conservation of momentum. Video
3 of 9
The effect of forces on the extension of a spring. Video
4 of 9
Now playing. The relationship between planet size and gravitational field strength. Video
5 of 9
Up next. Escaping from gravity. Video
6 of 9
Moments, levers and gears. Video
7 of 9
Newton's third law. Video
8 of 9
What is the relationship between force and acceleration? Video
9 of 9