Planets

Page
1

Slide 1

`

Planets

Planets

Slide 2

Definition Of A Planet

An object in orbit around a star but does not give off its own light,

Rather it shines by reflecting sunlight.

Planets close to the sun are rocky (inner planets)

Planet farthur away from the sun consist mostly of gases and liquids

(outer planets)

There are nine major planets

Slide 3

Inner Planets are called inner planets because they orbit close to the sun. These planets are:

Mars

Mercury

Venus

Earth

Slide 4

Outer Planets are called outer

planets because they orbit far

from the sun. These planets are

called:

Jupiter

Saturn

Uranus

Neptune

Pluto?

Slide 5

Asteroids are sometimes called minor planets because the are made up

Of rocks and metal. The rocks come in many sizes. Larger rocks are

Asteroids. They are found in large areas between the orbits of Mars

And Jupiter.

This area is known as the Asteroid Belt

Slide 6

Meteoroids and Meteorite

Meteoroids are loose dust particles that come from Comeroid. Most are

Very small. When it enters Earth’s atmosphere it forms a bright light, a

shooting star. Most meteoroids break up in the Earth’s atmosphere.

When they break up it is called a meteorite.

Slide 7

Sun - The Sun is a star at the center of our Solar System.

Mercury - Mercury is the planet closest to the Sun.

Venus - Venus is the second planet from the Sun. It is the hottest planet.

Earth - Earth is the third planet from the Sun and the planet we live on.

Mars - Mars is a red planet and the fourth planet from the Sun.

Jupiter - Jupiter is the fifth planet from the Sun. This gas giant is the largest planet.

Saturn - Saturn is the sixth planet from the Sun. This gas giant has large, beautiful rings.

Uranus - Uranus is a gas giant and is the seventh planet from the Sun.

Neptune - Neptune is a gas giant and is usually the eighth planet from the Sun.

Pluto - Pluto is a rocky planet that is usually the farthest planet from the Sun. It is the smallest planet.

Slide 8

The Solar System

The Solar System

The Solar System

Slide 9