Balancing Forces Unit Review

Front

What is a balanced force?

Back

A balanced force occurs when two forces acting on an object are equal in size and opposite in direction, resulting in no change in motion.

Front

What is an unbalanced force?

Back

An unbalanced force occurs when two forces acting on an object are not equal, causing the object to move in the direction of the stronger force.

Front

Which has a stronger force of gravity, Earth or the Moon?

Back

Earth has a stronger force of gravity than the Moon.

Front

What happens when two teams pull with the same amount of force?

Back

They will not move at all.

Front

What is an electromagnet?

Back

An electromagnet is a type of magnet that can be turned on and off using electricity.

Front

When two magnets attract, they ________.

Back

pull together.

Front

What is gravity?

Back

Gravity is a force that pulls objects toward each other, such as the Earth pulling us toward its center.

Front

What is the effect of friction on motion?

Back

Friction is a force that opposes motion, making it harder for objects to slide past each other.

Front

What is the difference between mass and weight?

Back

Mass is the amount of matter in an object, while weight is the force of gravity acting on that mass.

Front

What is a force?

Back

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