.................. was and Ancient Greek mathematician, astronomer and engineer.
Archimedes
Thermal machines change the ...................................... of an object or space.
temperature
........................ learnt many technical skills and how to paint when he was young.
Leonardo Da Vinci
Complete. Some machines can use energy from....................................... ,..................................................... and ...................................... to function
water, sun and gas, oil
True or false. All machines need energy to function.
true
COMPLETE: You use an ......................... to move objects from one level to another.
inclined plane
Which type of simple machine is this one?
inclined plane
An............................ is in the centre of a wheel
axle
Class 1 lever : The .............................................. is between the effort and the load.
fulcrum
Complete.A simple machine with few or no moving part is a .....................
simple machine
Mobile phones and computers belong to.............................................. machines
information processing machines
Class 3 lever: The ..................................is between the fulcrum and the load.
effort
True or false. A lever is a bar which moves on a fixed point, called a fulcrum
true
The object you want to move is the ..............................
load
true or false .Philo Farsnworth invented the first electrical television
true
A.............................................. consist of an inclined plane which goes around a cylinder.
screw
True or false. Mechanical machines apply force to another object
true
Class 2 lever . The ............................... is between the effort and the load.
load
True or false. Thermal machines transform information.
false
A.................................. is made up of two inclined planes put together.
wedge
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