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100

This is the study of the Universe

Astronomy

100

The closest planet to the Sun

Mercury

100

The name of the galaxy we live in

Milky Way

100

The outer planets are also known as _______ giants. 

Gas Giants

100

A solar eclipse occurs when the _____ is between Earth and the Sun

Moon

200

How long it takes for the Moon to orbit the Earth.

A month (or 28 days)

200

The moon phase that is the beginning of the cycle

New moon

200

The collection of rocks between the inner and outer planets

the Asteroid Belt 

200

The lighter portion of a shadow

Prenumbra

200

The planet that is missing from this list:

Mercury, Venus, Earth, Jupiter, Saturn, Uranus, Neptune, Pluto, Haumea, Makemake, Eris

Mars

300

When the Moon is getting smaller

Waning

300

The largest planet in our solar system

Jupiter

300

The inner planets are called this

terrestrial

300

When the Earth blocks the sunlight from the moon?

Lunar Eclipse

300

The smallest dwarf planet in our solar system

Haumea

400

The first country to put a man on the moon  

United States

400

A large chunk of ice, dirt and rocks that usually comes from the Oort Cloud in a long elliptical Orbit

Comet?

400

Our star and the objects that orbit it, are called this

Solar system

400

______ are sections of the sky which contain recognizable star patterns.

Constellation

400

Is the amount of time required for the sun to appear in the same spot in the sky after a single rotation.

A day

500

This word describes a Moon that is getting bigger

Waxing

500

The time it takes for the Earth to orbit around the Sun.

A year or 365 days

500

The dark portion a shadow

Umbra

500

The first man to walk on the moon

Neil Armstrong

500

The force that keeps planets orbiting the sun

Gravity

600

This is when the Moon is more than half full

Gibbous

600

When the Moon is less than half full

Crescent

600

When the Moon completely blocks the Sun from the Earth

Solar Eclipse

600

The color of the hottest star

Blue star

600

Our Sun is a _______ sized star

medium

700

This phase of the moon is called this

Waning gibbous moon

700

This phase of the moon is called this.

Waxing crescent

700

This is what we call the Moon when the illuminated side faces away from the Earth

New moon

700

This is what we call the moon when the entire illuminated side faces the earth

A full moon?

700

The amount of time it takes for the earth to complete a single 360 degree rotation.

23 hours, 56 minutes, and 4 seconds