Use the glossary (pp. 77-78) to define the vocabulary words.
What is astronomy?
From what language does the word astronomy come? What does it mean?
What is an astronomer?
What is the difference between astronomy and astrology?
What is the difference between a moon and a planet?
How many planets are there in the Earths solar system?
In what galaxy is Earth?
Have students make a model of the planets in our solar system. Various sized Styrofoam balls can be used for the planets and the Sun. This activity may take a few weeks to complete.
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