1. The Microsoft ® Mouse Mischief ™ add-in works with Microsoft ® PowerPoint ® 2010 or Microsoft ® Office PowerPoint ® 2007. Download and install the Mouse Mischief add-in. Copy and paste www.microsoft.com/mousemischief into your browser window to visit the site. www.microsoft.com/mousemischief This presentation requires Microsoft Mouse Mischief. Mouse Mischief lets students use computer mice to answer questions and participate in activities teachers create in PowerPoint presentations. To learn more, visit www.microsoft.com/mousemischiefwww.microsoft.com/mousemischief Get Microsoft Mouse Mischief Download and Install Restart PowerPoint Create Play Slide Show To play a multiple-mouse slide show (such as this file), click the Play Slide Show button. After installation is complete, restart PowerPoint. Use the Mouse Mischief features on the Multiple-Mouse tab. READ THIS SLIDE FIRST (This is a hidden slide and will not appear in the slide show) 1 2 3 4

3. The inner planets are mostly rock and metal. 1.Mercury 2.Venus 3.Earth 4.Mars The outer planets are mostly gas and dust. 5.Jupiter 6.Saturn 7.Uranus 8.Neptune 1 2 3 4 6 7 8 A planet is any body in orbit around the Sun that has enough gravity to form a sphere and that has cleared the neighborhood near its orbit of smaller objects. 5 The Sun

4. The planets that are made of gas and dust are much bigger than the planets that are made of rock and metal. Earth Jupiter Uranus

5. Which of the following planets is mostly rock and metal? Saturn Uranus Mars

6. Saturn is made of gas and dust. Do you think it would be bigger or smaller than Mars? Bigger than Mars Smaller than Mars

7. Match each planet name to the diagram. 2 3 4 6 7 8 5 Mercury Saturn Venus Neptune Earth Mars Uranus Jupiter 1

8. What is Neptune mostly made out of? Metal and Rock Dust and Gas

9. Astronomers are planning to define a new type of planet.  This new type is a “plutoid” or “dwarf planet.”  Plutoids are not big enough to clear their path of other objects.  Pluto is a plutoid. So are Ceres, Eris, Makemake, and Haumea.

10. Pluto is in orbit around the sun, but it has a smaller object in its immediate neighborhood. Is it a planet? Yes No Yes, but it’s a dwarf planet