Balanced & Unbalanced Forces

Front

What is a balanced force?

Back

A balanced force occurs when two forces acting on an object are equal in size but opposite in direction, resulting in no change in motion.

Front

What is an unbalanced force?

Back

An unbalanced force occurs when two forces acting on an object are not equal, causing the object to move in the direction of the stronger force.

Front

What force pulls objects towards the Earth?

Back

The force of gravity pulls objects towards the Earth.

Front

What happens to an object when balanced forces act on it?

Back

The object remains at rest or continues to move at a constant speed in a straight line.

Front

What happens to an object when unbalanced forces act on it?

Back

The object accelerates in the direction of the net force.

Front

What is the direction of the force of gravity?

Back

The force of gravity always pulls objects downward towards the center of the Earth.

Front

If two people pull on a rope with the same amount of force, what type of forces are they creating?

Back

They are creating balanced forces.

Front

What can change the direction of a moving object?

Back

Changing the direction of the force applied to the object can change its direction.

Front

What is an example of an unbalanced force in sports?

Back

When a soccer player kicks a ball, the force of the kick is greater than the force of friction, causing the ball to move.

Front

What is air pressure?

Back

Air pressure is the force exerted by the weight of air above an object.