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chemical energy

Chemical Energy
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Chemical Energy

Whenever energy is stored in chemical bonds, you have a source of energy. Food, gasoline, batteries, dynamite, and even wood are all sources of chemical energy.

From digestion to explosions, come along and explore the many ways energy is stored and released via chemicals.

eSchooltoday
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Bubble Bomb!

Bubble Bomb!

Use chemical energy to explode a sealed sandwich bag. Warning: This reaction ends with a bang! More...

Activity
Exploratorium
Otto’s Awesome Auto Engine

Otto’s Awesome Auto Engine

Meet Nikolaus Otto, one of the inventors who developed the engine that converts the chemical energy in gasoline into the mechanical energy that drives our cars. More...

Profile
Hidden Genius
Big BANGS, Bigger EXPLOSIONS!

Big BANGS, Bigger EXPLOSIONS!

Nitroglycerin is an extremely explosive compound, packed with chemical energy. Here is the story of how Alfred Nobel harnessed it to make dynamite. More...

Video
Stuff of Genius
How Batteries Work

How Batteries Work

Electrochemical energy is the type of energy from a battery. Look around the room: How many things use batteries? Take the quiz, discover the differences between batteries, and explore their history.
More...

Interactive
HowStuffWorks
Did You Know? Photosynthesis

Did You Know? Photosynthesis

Plants and some microbes capture energy from the sun and store it as chemical energy via photosynthesis — a key process for life on Earth. More...

Article
BBC
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Energy

Energy

Changing energy is what makes everything from steam locomotives to battery-powered alarm clocks work. Can you correctly guess the different types of energy that power these objects? More...

Interactive
American Chemical Society
Fun Energy Facts

Fun Energy Facts

Check out these interesting facts about solar, wind, kinetic, chemical, nuclear, and geothermal energy. More...

Article
Science Kids
Metabolism

Metabolism

Even a chocolate bar is a form of chemical energy. Chemical energy stored in food goes to build tissues and to provide the fuel you need for moving, staying warm, and other bodily processes. More...

Article
TeensHealth
Recharge a Battery Challenge

Recharge a Battery Challenge

If you were on an island without any wall outlets, how could you recharge a battery? See how this team solved that challenge. More...

Interactive
PBS

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