Pulley systems

Design and technology

This unit develops pupils' knowledge of mechanisms through gears and pulleys. By investigating electric vehicles and mechanical and electrical components, pupils will apply their knowledge and understanding by making an electric vehicle.

Pulleys and gears: electric vehicles

A pulley uses a belt and a {{}} to help things move.

a wheel with a belt that helps move things

The size of a pulley affects the speed of {{}}.

True or false? Wheels can help things move more easily.

Simple __________  help us do things more easily, like lifting or pulling.

What might you use to lift a bucket of water from a well?

True or false? Electric cars cause more pollution than petrol cars.

Sort these transport methods from most to least polluting.

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