Newton's Laws Lesson

The unit for force is called a: 

You and your friend are moving the couch from one side to another. Your friend pushes with a force of 35 N to the right and you push with a force of 25 N right. What is the net force on the couch?

Calculate the resultant force.

An object accelerates 5 m/s² when a force of 20 newtons is applied to it. What is the mass of the object?

An object with a mass of 2.0 kg has a force of 4.0 newtons applied to it. What is the resulting acceleration of the object?

An object with a mass of 5 kg has a force of 20 newtons applied to it. What is the resulting acceleration of the object?

Newton’s 3rd law states that for every action, there is an equal and _______ reaction.

Forces always occur _______.

Newton’s 3rd law is also known as the law of _______.

A rock on the ground weighs 40 N. How much force does the ground exert on the rock?

The bat hits a ball. What is the reaction force?

You sit in a chair. You push the chair down. What is the reaction force?

Gravity pulls a skydiver down as air friction (drag) pushes the skydiver up. Is this an action-reaction pair?

A bug hits a windshield. The force of the bug on the windshield is _______ the force of the windshield on the bug.

When you push on a wall, the wall pushes on you.