Unit 5 (Part II) Forces

What are the two main types of forces?

• Contact forces and Move forces

• Contact forces and Non-contact forces

This kind of forces act when we make contact with an object.

• Contact forces

• Non-contact forces

Friction, Changing Shape, and Push and pull are examples of?

• Contact forces

• Non-contact forces

When you push and pull a door, the force you apply makes the door open

• Push and pull

• Changing shape

This type of contact force stops things moving or slows things down

• Push and pull

• Friction

We can change the shape of objects by applying force

• True

• False

This type of force do not require contact with an object. It is also called invisible forces.

• Contact forces

• Non-contact forces

Gravity and Magnetism are examples of?

• Contact forces

• Non-contact forces

Magnetism have two poles that can either attract or repel.

• True

• False

Gravity attratcs objects towards each other. Any object that has mass exerts it.

• True

• False