Question

please friends its urgent I want to make a working model for science exhibition please suggest me the best one pleazzz

Answer 1

HEYA MATE, HERE IS UR ANSWER
________________________________

FOR SCIENCE EXHIBITION, U CAN MAKE MODELS ON
sevage treatment plant
Working model of heart
Working model of kidney
A dc motor
An electric car
A torch
A Washing machine
A cold drink machine
A candy machine
A soda acid fire extinguisher

____________☆☆I HOPE THESE ARE ENOUGH. ☆☆___________BE BRAINLY ________☆☆

Answer 2

atm machine

Check youtube its cool