Answers

2015-11-05T10:48:01+08:00
Heat and light are some source of energy. Generally, they are not matters (don't have mass and don't occupy space)
 
---Kein09---
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2015-11-05T13:24:50+08:00

Heat and light are not classified as matter  these does  not have mass and  does not occupies space. These 2 are forms of energy

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