A couple of commenters expressed concern over the use of centrifugal force after my rant on the use of the word force. So, what is the deal with these two terms? Are they ok to use? Are they real ...

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It's odd that I have talked about these forces so much. First, I talked about how centrifugal forces were not real and the difference between centrifugal and centripetal forces. Then I talked about ...

Two forces explained: Centripetal force is a real inward force keeping objects in circular motion, while centrifugal force is a perceived outward effect from a rotating frame. Why confusion happens: ...

All of the objects in our solar system are acted upon by forces. Forces are pushes or pulls. Every force has both a strength and a direction. Applying a force on something–like pushing a toy car–can ...

Have you ever thrown your spare change into a coin vortex like the one we used to have in the gift shop at ECHO? When you put a coin in this, the coin spins around and around until eventually it ...

The Moon's revolution around the earth is an example of gravity and motion in action which is quite intriguing. While it ...

Centripetal force: The force that keeps an object fixed in its circular path is the centripetal force. Moreover, this topic deals with the definition, example and formula of it. Centripetal force is a ...

TIM PEAKE:Hi I'm Tim Peake. I'm an astronaut based here at the European Space Agency, in Germany. And from December 2015 to June 2016, I spent six months orbiting Earth on the International Space ...