Understanding Forces

What would the world be like if forces did not exist?

• Everything would be in constant motion.

• Objects would float in the air.

• Objects would change shape randomly.

• Everything would remain still and unchanged.

Which of the following is an example of a contact force?

• The moon orbiting the Earth.

• A magnet attracting a nail.

• A leaf falling from a tree.

• Kicking a stationary ball.

How can contact forces change the shape of objects?

• By altering their color.

• By changing their temperature.

• By applying pressure or force directly.

• By attracting them from a distance.

What is the force that causes objects to fall to the ground?

• Magnetic force

• Frictional force

• Gravitational force

• Elastic force

Which force allows magnets to attract metal objects?

• Magnetic force

• Gravitational force

• Frictional force

• Nuclear force