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1

Plants create these element. We breath it in to survive. 

Oxygen

1

The process that creates energy inside a star.

It is one word.

Nucleosynthesis

1

A degree of heat present in an object or substance

Temperature

1

It explains the shape of a planet's orbit

Eccentricity

1

The belief that the center of the solar system is the Sun.

Heliocentric

2

The supporting details that backs up a claim.

Evidence

2

The outer most layer of the Sun

Photosphere

2

Ocean, lakes, and river are all part of this sphere

Hydrosphere

2

Going around the Sun once.

Revolution

2

The belief that the center of the solar system is the Earth.

Geocentric

3

Planets outside of our solar system

Exoplanet(s)

3

The word that describes how bright a star is.

Luminosity

3

HIDDEN BONUS ( 4 Points ): When DNA in an organism changes

Mutation

3

The line that separates the Northern and Southern hemisphere

Equator

3

When a specie completely dies out.

Extinct/Extinction

4
The process that plants use to create food for themselves

Photosynthesis

4

EXTREME DIFFICULTY BONUS ( 10 Points ) : Humans have 23 pairs of these....

Chromosome(s)

4

The event that marks the end of a massive star

Supernova

4

Another word for oval

Elliptical

4

The type of planets that are rocky and solid.

Terrestrial

5

A man made spacecraft that orbits a planet.

Satellite

5

Every living organism is a part of this sphere

Biosphere

5
This sphere contains majority the gas and air on Earth

Atmosphere

5

The first element inside a star.

Hydrogen

5

HIDDEN BONUS ( 4 Points ) : The Earth once had a super continent called....

Pangaea

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