Chapter 18, Lesson 1 What makes up the universe?

Today we're going to explore the universe by looking at the things we know about  it.

Go ahead and jot down today's vocabulary:


Astronomy
A crash course in astronomy

Universe
The universe
A crash course in the universe

Galaxy
What is the Milky Way?

Solar System
How big is the solar system?
A lesson on the solar system.

Now look over pages 518-521.  Read the pages, look at the pictures, and answer the checkpoint questions on page 519 and page 521.

Now take the quiz!

Quiz