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Lesson 07 – Contact and Non-Contact Forces

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Read About Contact and Non-Contact Forces

Vocabulary

Read the vocabulary terms to understand the reading better.

Contact is when two things touch each other.

Contact forces are forces that work only when making direct contact.

A force is the push or pull on an object that makes it move.

Friction is a force created when things rub against each other.

Gravity is the force that makes things fall and pulls things to the ground.

Magnetic force is an invisible force that attracts or repels certain types of metals.

Muscular force is when you apply a force using your body parts like your arms or legs.

Non-contact forces are forces that can work without making contact.

What Is Contact?

When two things touch each other, we say they are in contact with each other. When your hand touches a book, it contacts the book.

Now Show What You Know!

Complete some questions about the reading selection by clicking “Begin Questions” below.