PHYSICS
“SPOON BELL”
PRINCIPLE: Sound
is produced by vibrating bodies. Sound travels faster in solid medium.
CHEMISTRY
“COLOR CHANGING REACTION”
PRINCIPLE: Redox reaction
BIOLOGY
“ALOE-DETOX”
PRINCIPLE: Aloe
vera gel is having the best detoxifying property. It helps our body to remove
the unwanted toxin from our body.
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