Question

Please tell me a project for class 9 to do in science exhibition. Please answer fast it is very necessary.

Answer 1

prepare the electronic structure of argon and calcium atoms using balls of different colors

Answer 2

$<b>Frnd u can prepare a 'solar mode' if none have done it or a 'dam model showing water falling through turbines' which will surely help u do a great project .</b>$

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I wish u all the GOOD LUCK in whatever project ur doing frnd !

Tell me if helps !

# Brishti ^_^