Physical science intro

What is the unit of the force?

• Newton

• Meter

• Kilogram

• Mile

Which of these is NOT an example of the contact force?

• Friction

• Gravity

• Air resistance

• Buoyancy

What is the force that pushes against a moving object that makes it slow down?

• Normal force

• Friction

• Contact force

• Buoyancy

What is the force that acts in parachutes so that we don't crash to the ground?

• Air resistance

• Friction

• Gravity

• Electrical force

What makes the boat float on water?

• Buoyancy

• Water resistance

• Electrical force

• Normal force

T/F All the metals are magnetic

• True

• False

Which of the measurement is the same in any place?

• Mass

• Weight

In an electrical force, objects with two same charge will _____ each other.

• attract

• repel

What force pulls objects toward the Earth?

• Friction

• Magnetic force

• Gravity

• Air resistance

What is a force?

• A type of food

• A push or pull on an object

• A color in the rainbow

• A type of weather