That force is centripetal force. Imagine a ball attached to a string. When I twirl the ball in a horizontal circle, the tension in the string provides the centripetal force needed to make the ...

What keeps each of these orbits happening rather than having us go travelling off away from the sun, is something called centripetal force. TIM PEAKE:And for an explanation of what that is ...

The resultant force is not zero. The submarine above has both vertical forces and horizontal forces acting on it. The horizontal forces will not affect its vertical movement and the vertical ...