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July 28, 2014

Homework Help: Science

Posted by Rezu on Monday, April 2, 2012 at 6:38pm.

What type of energy from the Sun do plants use to make their own food?
A.Chemical Energy
B.Sound Energy
C.Light Energy
D.Heat Energy
C?

An MP3 player uses the chemical energy in a battery to produce electricity energy. The electrical energy makes the player work.When turned on,the MP3 player transforms or changes electrical energy into which other forms of energy?
A.Solar,light,heat
B.Heat,Light,Sound
C.Chemical,Solar,Electrical
D.Electrical,Light,Sound
B?

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