earth
Post on 25-Mar-2016
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Earth and The Solar System
The solar system is the sun and the objects that orbit around it.
The sun is the center of the solar system. It is a star.
Earth has one moon.
The Earth rotates one time ever 24 hours
Planets
A planet is a large body of rock or gas that orbits
the sun. The solar system has eight planets,
including Earth.
Inner Planets
• 1. Mercury
• 2. Venus
• 3. Earth
• 4. Mars
• They are the four planets closest to the sun.
Inner Planets
They all have rocky surfaces, and
they are warmer than the outer
planets.
Earth is different from the
other inner planets. It has a
watery surface.
Earth
. It is the only planet with a lot of oxygen in its atmosphere. Earth has
plant life and animal life.
Outer Planets
• 1. Jupiter
• 2. Saturn
• 3. Uranus
• 4. Neptune
Outer Planets are made mostly
of frozen gases. Their surfaces
are colder than the inner
planets because they are
farther away from the sun.
Most outer planets have many
moons.
Other objects in the solar system
• Comets are large balls of ice and dust that
orbit the sun..
Other objects in the solar system
• Asteroids are
chunks of rock
or metal that
orbit the sun.
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