Forces And Motion

Front

What is force?

Back

A push or pull on an object that can cause it to move, stop, or change direction.

Front

What is motion?

Back

The change in position of an object over time.

Front

What is speed?

Back

The distance an object travels per unit of time.

Front

What is velocity?

Back

The speed of an object in a specific direction.

Front

What is mass?

Back

The amount of matter in an object, usually measured in kilograms.

Front

What is gravity?

Back

A force that pulls objects toward each other, such as the pull of the Earth on objects.

Front

What are unbalanced forces?

Back

Forces that are not equal in size and cause an object to accelerate.

Front

What are balanced forces?

Back

Forces that are equal in size and opposite in direction, resulting in no change in motion.

Front

What is friction?

Back

A force that opposes the motion of an object, caused by the contact between surfaces.

Front

What is inertia?

Back

The tendency of an object to resist changes in its state of motion.