Force

Front

What is force?

Back

Force is a push or pull that can cause an object to move, stop, or change direction.

Front

What are the two types of forces?

Back

The two types of forces are pushes and pulls.

Front

What happens to an object at rest if no forces act on it?

Back

The object will stay at rest.

Front

What is friction?

Back

Friction is a force that opposes the motion of an object, causing it to slow down or stop.

Front

What is the role of gravity in force?

Back

Gravity is a force that pulls objects toward each other, such as objects being pulled toward the Earth.

Front

How can friction be reduced?

Back

Friction can be reduced by using lubricants like grease or oil.

Front

What is the effect of mass on force?

Back

The greater the mass of an object, the more force is needed to move it.

Front

What is an example of a push force?

Back

Pushing a door open is an example of a push force.

Front

What is an example of a pull force?

Back

Pulling a wagon is an example of a pull force.

Front

What happens when two forces act in the same direction?

Back

When two forces act in the same direction, they combine to create a larger force.