Answers

  • Brainly User
2016-03-09T12:11:12+05:30
You can make project on.. rainwater harvesting. Chemical volcano. Windmills. Power plant. Charger.
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2016-03-09T12:18:06+05:30
You could make a :
wind wane
Kaleidoscope
 Salt Crystals

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hope it helps.....plsss mrk dis brainliest