What is a force?
A push or pull on an object
An electrical charge
A type of energy
A form of matter
What is a force?
A push or pull on an object
An electrical charge
A type of energy
A form of matter
What unit measures force?
Kilogram (kg)
Watt (W)
Newton (N)
Joule (J)
What force pulls objects towards Earth?
Tension
Friction
Gravity
Magnetism
What opposes motion between surfaces?
Magnetism
Friction
Gravity
Inertia
What is balanced force?
Forces create energy
Forces act in the same direction
One force is greater
Forces are equal and opposite
What is unbalanced force?
Does not change motion
Causes an object to move
Is always equal
Keeps an object at rest
What is magnetism?
A form of energy
A force of gravity
Attraction or repulsion of magnets
A type of friction
What do we call a push force?
Gravitational force
Frictional force
Applied force
Magnetic force
What does air resistance do?
Stops all motion
Slows down moving objects
Increases speed
Has no effect on objects