Objects in our Solar System
Astronomy 101
Wild Card
Final Jeopardy
100
What is the smallest planet in the solar system?
Mercury
100
What are the names of the two belts of debris in and just outside our solar system?
Asteroid Belt & Kuiper Belt
100
Name one Dwarf Planet in our solar system.
Pluto, Ceres
100
How do stars produce light?
Nuclear Fusion (H fuses to create He) and gives of a lot of energy.
200
Where is the Asteroid Belt located?
Between Mars and Jupiter
200
What unit measures distances between planets? What unit measures distances between stars?
Planets - A.U. Stars - light years
200
Earth is the _______ planet from the sun.
3rd
300
What are the parts of a comet and what type of path does it take?
Nucleus, coma, tail. Long elliptical path around the sun.
300
How are temperature and color related with stars?
Color shows temperature: Blue = hot Red = cold
300
What makes planets spherical?
Gravity.
400
What do the inner planets have in common? What do the outer outer planets have in common?
Inner - Terrestrial Planets Outer - Gas Giants
400
Describe the different shaped galaxies.
Spiral - center bulge, arms Elliptical - almost no gas and dust, lots of old stars Irregular - just gas and dust, no stars
400
Why does the moon appear to shine?
It reflect's the sun's light
500
Name the 4 terrestrial planets.
Mercury, Venus, Earth, Mars
500
Describe the life of a star like our sun.
1. Formed from nebula 2. Protostar 3. Main-sequence 4. Expands to Red Giant 5. Cools and shrinks to White Dwarf 6. Burns out leaving Black Dwarf
500
What is the name of the belt of icy objects beyond the planets?
Kuiper Belt
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