1. Unit 4: Astronomy Lesson 4: The Solar System
Science 9H
Unit 4: Astronomy
Lesson 4: The Solar System

2. Objectives: By the end of the lesson you should be able to:
Describe the parts and layout of the solar system
Describe the Sun and planets’ structure

3. The Solar System

6. The Sun
Use pg.384 in your textbook to help you with the worksheet

7. The Planets
Mercury
Venus
Earth
Mars
Jupiter
Saturn
Uranus
Neptune

9. Other Solar Bodies Moons: These orbit planets
Asteroids: Most are found in the Asteroid Belt located between Mars and Jupiter
Comets: “Dirty Snowballs” with rocky cores
Kuiper Belt: Trans-Neptunian Objects; source of comets and many dwarf planets
Oort Cloud: Farthest reaches of the Sun’s gravitational field; source of comets

10. The Asteroid Belt

12. Solar System Overview

13. Planet Research
Use pg 386/387 to complete the Planet Info Page