Match # to type of object

1. Match # to type of object • Thousands • Dozens • 179 • 1 • 8 • Millions • 6-10 • STAR • Planet • Dwarf Planet • Moon • Comet • Asteroid • Meteoroid

2. Match # to type of object • 1 • 8 • 6-10 • 179 • dozens • thousands • millions • STAR • Planet • Dwarf Planet • Moon • Comet • Asteroid • Meteoroid

4. What is Voyager 1? • An un-manned Space Probe • Left EARTH 9/1977 • Surveyed Jupiter & Saturn • Now in INTERSTELLAR Space ( the space4 between stars)

6. PLANET

7. PLANET A non-luminous body that orbits the Sun It has sufficient mass to have enough gravity to clear its orbit

8. MOON

9. MOON- orbits a planet

10. DWARF PLANET

11. DWARF PLANET A non-luminous celestial body that orbits the Sun It is spherical but does not have enough gravity to clear its orbit

13. COMET

14. COMET a luminous celestial body that orbits the Sun It has a bright head and a long, curved tail Only visible when it is near the Sun Originates in the Oort Cloud

15. ASTEROID

16. ASTEROID One of thousands of small celestial bodies that orbit the Sun Mainly found between the orbits of Mars and Jupiter Small size

18. Formation of The Solar System

19. Formation of The Solar System • Solar Nebula Theory

20. Solar Nebula Theory • Rocky inner planets and gas giant out planets formed • A rotating cloud of gas & dust became the solar Nebula • Small objects condensed near the core forming baby planets- planetessimals • The earth’s moon formed when it was hit by a Mars sized object

21. Solar Nebula Theory • A rotating cloud of gas & dust became the solar Nebula • Small objects condensed near the core forming baby planets- planetessimals • Rocky inner planets and gas giant outer planets formed • The earth’s moon formed when it was hit by a Mars sized object

22. What to Review • Science World Article- Voyager 1- see class website • Planet Classification Activity- definitions • Pocket Solar System Activity- distance • Formation of Our Solar System- homework and Directed reading