1. Norm Herr (sample file)
December 7, 2011
11/15/99
Norm Herr (sample file)

2. Norm Herr (sample file)
Objective:
Make a model of the solar system that shows the relative orbit distances and sizes of the planets
Finish Ellipse Lab
Inner Planet Notes
Dimensions of the Solar system project
11/15/99
Norm Herr (sample file)

3. Norm Herr (sample file)
SOLAR SYSTEM
The Sun
Planets
Satellites of the planets
Comets and asteroids
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Norm Herr (sample file)

4. Norm Herr (sample file)
SUN
75% hydrogen and 25% helium by mass
Sun converts hydrogen to helium in its core
Differential rotation
equator the surface rotates once every 25.4 days
near the poles it's as much as 36 days
Core conditions
temperature is 15.6 million Kelvin
pressure is 250 billion atmospheres
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Norm Herr (sample file)

5. The Inner Planets

6. Norm Herr (sample file)
MERCURY
Orbit
highly eccentric
Closest to sun
Appears to travel fastest
8th largest
Mercury is solid and is covered with craters.
Mercury has almost no atmosphere.
Rocky planet
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Norm Herr (sample file)

7. Norm Herr (sample file)
VENUS
2nd from Sun
6th largest
Brightest object in the sky besides Sun and Moon
Observed in the morning or evening
Sometimes called morning star or evening star
The atmosphere completely hides the surface and traps the heat.
Greenhouse effect
Rocky planet
11/15/99
Norm Herr (sample file)

8. Norm Herr (sample file)
EARTH
3rd from the Sun
Moon is 1/6 mass of earth
period of rotation: 24 hours
period of orbit days
Rocky Planet
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Norm Herr (sample file)

9. Norm Herr (sample file)
MARS
Mars is the 4th Planet from the Sun
Solid carbon dioxide is found at the poles
Mars is known as the Red Planet
Mars has a thin atmosphere that contains mostly carbon dioxide.
Mars has two small moons.
Rocky Planet
11/15/99
Norm Herr (sample file)

10. Moons of Mars
Phobos
Deimos

11. Asteroid Belt
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