Forces and Motion/Simple Machines

Front

What is a wedge?

Back

A wedge is a simple machine that is used to split or cut objects apart. It has a thick end and a thin edge.

Front

What is force?

Back

Force is a push or a pull that can change the motion of an object.

Front

What is a wheelbarrow?

Back

A wheelbarrow is a simple machine that helps carry heavy loads. It has one or two wheels and a handle.

Front

What is a fulcrum?

Back

A fulcrum is the pivot point of a lever where it balances.

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 pulley?

Back

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

Front

What is gravity?

Back

Gravity is a force that pulls objects toward each other, like the Earth pulling us down.

Front

What is a lever?

Back

A lever is a simple machine that helps lift or move heavy objects using a fulcrum.

Front

What is a screw?

Back

A screw is a simple machine that is an inclined plane wrapped around a pole, used to hold things together or lift objects.

Front

What is inertia?

Back

Inertia is the tendency of an object to stay at rest or keep moving unless acted upon by a force.