Balanced and Unbalanced Forces

Front

What are balanced forces?

Back

Balanced forces are two or more forces acting on an object that cancel each other out, resulting in no change in motion.

Front

What are unbalanced forces?

Back

Unbalanced forces occur when two or more forces acting on an object do not cancel each other out, causing the object to move.

Front

Give an example of balanced forces in everyday life.

Back

An example of balanced forces is a book resting on a table; the force of gravity pulling it down is balanced by the table pushing it up.

Front

Give an example of unbalanced forces in everyday life.

Back

An example of unbalanced forces is a soccer ball being kicked; the force of the kick causes the ball to move.

Front

What happens when forces are balanced?

Back

When forces are balanced, the object remains at rest or continues to move at a constant speed in a straight line.

Front

What happens when forces are unbalanced?

Back

When forces are unbalanced, the object accelerates in the direction of the net force.

Front

What is gravity?

Back

Gravity is a force that pulls objects toward each other, such as the force that pulls an apple to the ground.

Front

How does gravity affect falling objects?

Back

Gravity causes objects to fall towards the Earth, accelerating them downwards.

Front

What is an example of a situation with balanced forces?

Back

In a tug of war, if both teams pull with equal force, the rope does not move.

Front

What is an example of a situation with unbalanced forces?

Back

A gymnast performing a back flip experiences unbalanced forces as they push off the beam.