Download Solar System and Inner Planets

Solar System and Inner Planets
planet-large body of matter that revolves around
the sun
sun-93 million miles away from Earth
 the closest star to earth
inner planets-planets that are closest to the sun
 Mercury
 Venus
 Earth
 Mars
Mercury-closest to the sun
 NOT the hottest planet
 does NOT have any moons
 dusty surface
 covered by craters caused by meteorites
Venus-second planet from the sun
 covered with heavy clouds
 atmosphere is carbon dioxide
 winds blowing at high speeds
 it IS the hottest planet
 can be seen early in the morning or late in the
evening
 called the “morning star” or “evening star”
 does NOT have any moons
Earth-third planet from the sun
 only planet which can support life as we know
it
 we live on this planet
 called the “blue planet” because of the water
that covers it
 large masses of land covering the Earth
Mars-fourth and last of the inner planets
 volcano on Mars is taller than any on Earth
 sometimes caused by sandstorm (winds 310 mph)
 sand is red because of iron in soil
 called the “red planet”
 no liquid water on Mars
 very cold
 has 2 tiny moons Phobos and Deimos
Asteroid Belt-separates the inner planets and the
outer planets
 asteroids are pieces of rock and metal
 scientists think asteroids are collections of
rock from a broken planet
Planet
Mercury
Venus
Earth
Mars
Time to
Revolve
around the
sun
88 days
224.7 days
365.3 days
687 days
Number of
Moons
Size
0
0
1
2
4,900 km
12,100 km
12,756 km
6,800 km