Simple Machines Flashcard

Front

What is a simple machine?

Back

A simple machine is a device that makes work easier by allowing us to push or pull in a more efficient way.

Front

What is an inclined plane?

Back

An inclined plane is a flat surface that is tilted at an angle to help lift objects more easily.

Front

What is a lever?

Back

A lever is a simple machine that consists of a rigid bar that pivots around a fixed point called a fulcrum.

Front

What is a wedge?

Back

A wedge is a simple machine made of two inclined planes that are placed back to back, used to separate or lift objects.

Front

What is a pulley?

Back

A pulley is a simple machine that uses a wheel and a rope to lift or lower objects.

Front

What is a wheel and axle?

Back

A wheel and axle is a simple machine that consists of a larger wheel attached to a smaller axle, allowing for easier movement.

Front

How does an inclined plane help in lifting objects?

Back

An inclined plane reduces the amount of force needed to lift an object by spreading the effort over a longer distance.

Front

What is the purpose of a lever?

Back

The purpose of a lever is to amplify force, making it easier to lift or move heavy objects.

Front

Can you give an example of a pulley in everyday life?

Back

An example of a pulley is a flagpole hoist, which uses a pulley system to raise and lower the flag.

Front

What is the function of a wedge?

Back

The function of a wedge is to split or separate objects apart, like a knife cutting through food.