Force and Motion

Front

What is motion?

Back

An object's change in position relative to a reference point.

Front

What is the measure of force?

Back

Newtons.

Front

What causes an object to move?

Back

Unbalanced forces.

Front

What must be applied to make an object move?

Back

An unbalanced force.

Front

What type of forces are needed for movement?

Back

Unbalanced forces.

Front

What is a balanced force?

Back

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

Front

What is an unbalanced force?

Back

Forces that are not equal, causing a change in motion.

Front

What is the formula for calculating force?

Back

Force = mass × acceleration (F = ma).

Front

What is inertia?

Back

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

Front

What is acceleration?

Back

The rate of change of velocity of an object.