Download The Solar System

The Solar
System
Planets and
their sizes
Inner or
Outer?
Mercury Inner
3,032 mi
Venus
Inner
7,521 mi
Earth
Inner
7,926 mi
- 3rd planet
from the sun
- about 93
million miles
away
Planet
Size
# of
Terrestrial/
Moons Gas Giant
Terrestrial –
Zero
scalding hot
Terrestrial –
Zero
scalding hot
Terrestrial –
One
has liquid
water at the
surface and
can support
varieties of
life
Planet
Inner or
Outer?
Mars
Inner
4,218 mi
Two
Terrestrial –
cold, barren
desert
Jupiter
Outer
Largest 88,694 mi
62
Gas Giant
Saturn
Outer
74,586 mi
33
Gas Giant
Uranus
Outer
31,784 mi
27
Gas Giant
Neptune
Outer
30,832 mi
13
Gas Giant
Size
# of Terrestrial/
Moons Gas Giant
The Planets
planets – nearest to the sun
 Mercury, Venus, Earth, and Mars
 Outer planets – farthest from sun
 Jupiter, Saturn, Uranus, Neptune,
Pluto
 Largest – Jupiter; Smallest – Pluto
 Earth is the 5th largest
 Inner
Planets (con’t)
 Terrestial
planets – have solid, rocky
crusts
 Mercury, Venus, Earth, and Mars
 Gas giant planets – more gaseous and
less dense
 Jupiter, Saturn, Uranus, and Neptune
Asteroids, Comets, Meteoroids
 Asteroids:
small, irregularly shaped,
planetlike objects; mainly found
between Mars and Jupiter in asteroid
belt; a few follow paths that cross the
Earth’s orbit
 Comets: made of icy dust particles
and frozen gases; look like bright
balls with long, feathery tails
 Meteoroids: pieces of space debris
Water, Land, and Air
About 70% of our planet’s surface is water
 Oceans, lakes, rivers, and other bodies of
water make up the hydrosphere
 Land makes up the part of the earth called
the lithosphere; it also includes the ocean
basins (land beneath the oceans)
 The air we breathe is part of the
atmosphere ~ 6,000 miles above the
planet’s surface
 Biosphere: part of earth that supports life

Landforms
7
continents
Continent Quiz