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Solar System

the sun, eight planets, moons, asteroids, meteoroids, and meteors. Everything in the solar system orbits, or goes around the sun.

Orbit

to revolve, or go around, an object

Planet

a large body of rock or gas that orbit the sun

Asteroid

chunk of rock or metal that orbits the sun

Comet

large ball of ice and dust that orbits the sun

Rotation

the spinning of an object on its axis

Axis

an imagnary line that goes through the North Pole and the South Pole

Revolution

movement of one object around another object

Light year

the distance that light travels in one year.

Core

center of the sun, the sun's hottest layer

Radiation zone

the sun's thickest layer - (it may take millions of years for the energy from the core to make it's way through this layer)

Photoshpere

the inner layer of the sun's atmosphere - most of the light that reaches the planets is released from this layer

Chromosphere

large cells of gas called supergranular cells, middle layer of the sun's atmosphere

Corona

the outermost layer of the sun's atmoshphere

Sunspots

cooler darker areas on the sun

Sun

a star, everything in the solar system orbits, or goes around it. It is a big burning ball of gas. All of our heat and light comes from it.

Mercury

is the planet closest to the sun. It is a rocky planet. it is very hot during the day and very cold at night. There is no water or weather on Mercury.

Venus

is the second planet from the sun. It is the hottest and brightest planet in the solar system.

Earth

the third planet from the sun. Seventy percent of the Earth is covered in water. It is the only planet that has life on it.

Mars

the fourth planet from the sun. It is called the "Red Planet". It has mountains, valleys, and canyons.

Jupiter

is the fifth planet from the sun. It is a gas planet. It is the largest planet. It has big storms, one is called the "Great Red Spot".

Saturn

is the sixth planet from the sun. It is a gas planet. It has many rings made of ice, rocks, and dust .

Uranus

is the seventh planet from the sun. it is a gas planet. it is the coldest planet in the solar system.

Neptune

is the eight planet from the sun. It is a gas planet. It is very cold and stormy.

How many planets are in our Solar System?

8 planets are in our Solar System

_________ is the third planet from the sun.

Earth

Astronaut

A person who travels to space

Shadow

The size of our shadow changes,

The Sun is also a ________

Star

Milky Way

the galaxy our solar system is in

How many planets are in the solar system?

8

The Earth is the _______planet from the sun.

Third (3rd)

What is the name of a person who travels to space?

Astronaut

The sun is also a ________.

Star

The bright part of the moon is what is facing _____ us.

toward

Everything in our solar system orbits around the ______.

sun

70% of the earth is covered by ____________.

water

The _________moon is when you can see the whole moon.

full

Saturn is ____________ than the Sun.

smaller

____________ is the hottest and brightest planet in the solar system.

Venus

__________ is the only planet with life.

Earth

The moon goes through different stages called ____________.

phases

The moon is made of __________ and __________.

rock , dust

_______________ is known as the red planet.

Mars

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