Gravity
Vocabulary
Life Cycle of a Star
The Planets in our Solar System
Galaxies
100

A natural force of attraction exerted by a celestial body on objects that are on or near its surface. 

What is Gravity?

100

The distance light travels in one year.

 What is A light year?

100

This comes after the stage known as Protostar.

What is Main Sequence?

100

There has been proven life on this Terrestrial Planet.

What is Earth?

100

The galaxy we live in.

What is the Milky Way galaxy?

200

Gravity is located here.

Where is everywhere?

200

This is a large celestial body that is composed of gas and emits light.

What is a star?

200

This is what a star spends most of its life in. 

What is Main Sequence?

200

This is the third farthest planet from the sun.

What is the Earth?

200

A group of billions of stars and there planets, gas, and dust that extends over many thousands of light-years.

What is a galaxy?

300

This stars gravitational pull keeps the planets in orbit.

What is The Sun?

300

This is the actual brightness of a star.

What is luminosity?

300

This comes right after the Red Star Giant.

What is a Supernova?

300

This is the hottest planet do to the green house effect.

What is Venus?

300

These are the three types of galaxies.

What are Spiral, Elliptical, And Irregular (Asymmetrical) galaxies?

400

This object makes the tides due to it's gravitational pull.

What is the moon?

400

Dark areas that form on the surface of the sun.

What is a sunspot?

400

What is the beginning stage in all stars lives.

What is a nebula (protostar) ?

400

This is the planet with a larger canyon than the Grand Canyon.

What is Mars

400

This man divided the galaxies into groups due to there shape.

Who is Edwin Hubble?

500

These two planets have a higher gravitational pull then Earth's.

What are Neptune and Jupiter?

500

A spherical region that surrounds the solar system and extends almost halfway to the nearest star.

What is an Oort cloud?

500

These are the three things a supernova can become.

What is a black hole, neutron star, and nebula (protostar)?

500

These are the planets in our solar system ordered from the sun to the last planet.

What are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune?

500

This is the type of galaxy that the Milky Way is.

What is a spiral?

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