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Posts tagged oxygen

May 10, 2011

 

hamburgers on the grill

Why Meat Stays Red: Myoglobin And Nitrites

Check any package of bacon, hotdogs, or cold cuts and chances are you'll find nitrites listed among the ingredients.

April 18, 2011

 

nodules on plant stem

Nitrogen-Fixing Bacteria Perform Valuable Service

The bacteria take nitrogen out of the air and make it available to other living organisms in an amazing process.

April 8, 2011

 

candle_snuffer

Snuff: How Candle-Snuffers Work

Why doesn't the flame just continue to burn underneath the bell, no matter how flat you crush it? The answer is air.

March 7, 2011

 

sugar cube

Why Does Sugar Dissolve?

Sugar cubes crumble and fall apart when they get wet. What causes sugar to dissolve?

January 13, 2011

 

A telescope set up outside

Venus Glows In The Dark!

Venus may appear to glow under moonlight but the planet also glows in infrared light.

November 4, 2010

 

A pan with boiling water on the stove

Cooking Question: When Is Water Actually Boiling?

You are heating up water and see bubbles form on the bottom of the pan. Is the water considered to be boiling?

October 22, 2010

 

A women wearing a glowing necklace at night

How Do Glow Necklaces Work?

Glow necklaces are fun to use at dances and concerts. Learn how they work!

September 2, 2010

 

flame

Activation Energy, Fire, And Burning Sticks

How does fire pass from one burning stick to another unlit stick?

August 17, 2010

 

NASA Spaceship blasting off

Could Today’s Sewage Be Tomorrow’s Rocket Fuel?

Fact or fiction: Scientists may have found a way to power a rocket using poop. Fact!

May 18, 2010

 

woodpile_098

Carbon, Oxygen, Hydrogen And Slow Burning

You've probably seen things decay before. How does the process work?

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