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Complete. Some machines can use energy from....................................... ,..................................................... and ...................................... to function
water, sun and gas, oil
.................. was and Ancient Greek mathematician, astronomer and engineer.
Archimedes
........................ learnt many technical skills and how to paint when he was young.
Leonardo Da Vinci
true or false .Philo Farsnworth invented the first electrical television
true
Which type is this simple machine?
wedge
Which type of simple machine is this object?
pulley
