Mass, weight and types of forces

Weight is a force. True or False?

• True

• False

The mass of a person on the moon and on Mars is the same.

• True

• False

Identify the contact forces.

• Gravitational force

• Frictional force

• Magnetic force

What are the lab apparatus that are used to measure mass and force respectively?

• electronic balance; spring balance

• spring balance; electronic balance

• weighing scale; electronic balance

• electronic balance; weighing scale

What is the unit of force?

• gram

• kilogram

• Newton

• Pascal

Friction is a force that

• makes things go slower

• makes things go faster

• makes things heat up

• opposes motion

Which of these actions involve a push and a pull?

• kicking a ball

• twisting wet clothes

• parachute coming down

• thinking

Magnetic attraction can be found in

• refrigerators

• clasps of some handbags

• pages of books

• metal junkyard

What type of force?

• Magnetic
• Gravitational
• Applied
• Normal

What force holds the planets in motion around the sun?

• Magnetic
• Electrical
• Gravitational
• Air Resistance