Mrs. Bates's science class are investigating forces. They have been given a variety of investigations to carry out and you are going to join a group finding out about the forces on toy cars. They want to see which of their cars travels the furthest on a flat surface.
They push each their three cars along the surface and then they measure how far they travelled.
When they have finished they draw a block graph of their results. Here it is:
Let's join their investigation and find out what's happening.