Force and Motion vocabulary #11

Front

What is inertia?

Back

Inertia is the scientific term for the tendency of an object to stay at rest or in motion unless acted upon by an external force.

Front

What unit is used to measure force?

Back

The unit used to measure force is newtons, named after Sir Isaac Newton.

Front

What is friction?

Back

Friction is a force that opposes motion, slowing down or stopping an object in motion.

Front

What is gravity?

Back

Gravity is a force that pulls objects toward the center of the Earth.

Front

What happens when like poles of magnets are brought together?

Back

Like poles of magnets (north and north or south and south) repel each other.

Front

What is the effect of an unbalanced force on an object?

Back

An unbalanced force causes an object to accelerate, change direction, or change shape.

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 balanced force?

Back

Balanced forces are equal in size and opposite in direction, resulting in no change in motion.

Front

What is motion?

Back

Motion is the change in position of an object over time.

Front

What is a force?

Back

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