Share Science - The Solar System
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What is the geocentric model of the solar system?
a model that assumes the sun an other stars moved around the Earth. Geo means "Earth." Geocentric means "Earth-centered"
What is the heliocentric model?
Model where the Sun is the center of the solar system, with the planets orbiting the Sun and the stars remaining stationary (not moving)
Where does most of the energy, including light and heat, come from that reaches our planet?
Sun
Medium-sized, most massive object in our solar system?
Sun
Name the 4 inner planets (closest to the sun) and give a brief description.
Mercury, Venus, Earth, and Mars - small and rocky
Name the planets in order from the sun.
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune
Where is the asteroid belt located?
Between Mars and Jupiter
Name the 4 outer planets (farthest from the sun) and give a brief description.
Jupiter, Saturn, Uranus, and Neptune - gas giants, freezing temperatures, many moons, and ring systems
Are the largest planets in the inner or outer solar system? which planet is the largest?
Outer / Jupiter
Which planet is the largest of the inner planets?
Earth
What is the smallest planet?
Mercury
Name 3 characteristics needed to be considered a planet.
1. object must be in orbit around the sun 2. object must be nearly spherical in shape 3. object has cleared the neighborhood around its orbit of smaller planets
