ages 11-14 >
Our Earth and the Universe >
Gravity and space
Gravity - the Universe's main attraction
Learn more about the force of gravity.
Your weight on other worlds
Check your weight on any planet and find out why it differs.
The gravity story
A wealth of information and some great interactive simulations all about gravity.
Newton in action - gravity
Watch these three short videos on gravity.
Pulling you down – gravity
Have a go at these two simple activities to help your understanding of gravity.
Galileo drops the ball
Recreate Galileo's Pisa Experiment. Click on the picture to get started.
Complete a number of tasks by controlling the thrust and angle of a rocket launch.
What would it be like to play sports on the Moon?
Weight, mass and gravity (Bitesize)
Find out about the difference between mass and weight.
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gravitational field strength
newtons per kilogram