Force and Motion

Front

What is the definition of force?

Back

A push or pull on an object that can cause it to change its motion.

Front

What is motion?

Back

The change in position of an object over time.

Front

What is gravity?

Back

A force that attracts two bodies towards each other, commonly experienced as the force that pulls objects towards the Earth.

Front

What is net force?

Back

The sum of all forces acting on an object, taking into account their directions.

Front

What are balanced forces?

Back

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

Front

What are unbalanced forces?

Back

Forces that are not equal and can cause an object to accelerate or change direction.

Front

What is energy?

Back

The ability to do work or cause change.

Front

What is the unit of force?

Back

Newton (N).

Front

What is friction?

Back

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

Front

What is the relationship between mass and force?

Back

The greater the mass of an object, the more force is required to change its motion.