Topic: Physical Science

Thursday, October 31, 2013

Friday, September 7, 2012

What do pennies, tennis balls and roses have in common? They can all be shattered after liquid nitrogen is poured on them. Now that’s supercool!
All of our planets are pretty interesting celestial bodies. Some are warm and little while others are huge and freezing cold! Here's a quick walk through of the planets in our neighborhood.

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