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Article: I wonder ... why bumps and bruises hurt.(Science Corner)
- Article from:
- Highlights for Children
- Article date:
- February 1, 2005
CopyrightCOPYRIGHT 2005 Highlights for Children, Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Pain is the body's way of warning you to be ...
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Article: Science corner.
Highlights for Children;
January 1, 2002 ;
419 words
...Boy: Why does the car need oil? Dad: Oil is slippery stuff. It lets the inside parts of the engine turn round and round without getting stuck. If you put a drop of oil between your fingers, you can feel how slippery it is.
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