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Posts tagged kinetic energy

July 29, 2010


How To: Understand The Law Of Conservation Of Energy

The law of conservation of energy can be difficult to understand. Fear not, A Moment of Science is here to help!

April 22, 2010


Kinetic energy means the amount of motion the molecules in the nail have, or how much they jostle against each other. To produce more heat, start jostling those molecules again after they've calmed down. You won't ever run out of heat.

What Is Heat?

Heat was once thought to be a liquid. However, we know know that heat is a measure of kinetic energy.

December 31, 2009


Potential Energy

Potential energy in a crossbow in this Moment of Science.

August 6, 2008


Swings work by converting potential energy into kinetic energy, then kinetic energy back into potential energy, over and over again.

Swinging Physics: Potential And Kinetic Energy Working Together

How is swinging on a swing related to physics? What are potential and kinetic energy?

May 3, 2005



Energy can neither be created out of nothing, nor disappear into nothing, all it does is change forms. Learn more on this Moment of Science.

January 20, 2005


The Heat Is On

Is heat a liquid? Find out on this Moment of Science.

September 27, 2003


Play Ball! Aluminum vs. Wooden Baseball Bats

Ever wonder why Major League ball players only swing with wooden bats and not aluminum? Well, they can’t use aluminum. Mark McGuire hits the ball 500 feet, but with an aluminum bat he’d get 700 feet easily.

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