Answers

2014-06-17T10:47:13+05:30
U can use some gears and wires 
 requirement 
10 ping pong balls 
long locking wires
a moving gear 
procedure......
first take a plywood piece
place a moving gear in it
now using locking wires attach ping pong balls on it 

or u can use a small motor for the movements ,,,,,,,,,,,,,,,

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2014-06-17T11:04:08+05:30
U can show transpiration in plants........ cover the plant with a polyethylene bag and leave it in sun, after 1 hr remove it and u will see droplets of water on the bag.,.... if u want movements project then it is thru the internal movements in plant only that water and food moves across it. U can proove this.......hope this helps you. ?.
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