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100

Which galaxy is our solar system apart of?

The Milky Way Galaxy

100

How many planets are officially recognized as apart of our solar system? 

8

100

The Sun is a ________

star

100

Which planet is closest to the sun?

Mercury

100

Which is the largest planet?

Jupiter

200

True or False: Only one side of Mercury is always hot because it doesn't spin around like Earth does. 

True

200

Which planet is covered by thick, yellowish clouds made of sulfuric acid that can melt metal?

Venus 

200

True or False: Venus is almost the same size as Earth

True

200

What is Mars' nickname? 

The _______ Planet

The Red Planet

200

Fill in the blanks: There is still ____ on Mars, but it is ______beneath the surface.

water, frozen

300

The only planet where we know there is life.

Earth

300

Scientists widely believe a planet needs this thing in order to support life (humans, animals, plants)

liquid water

300

Which 4 planets are known as the Gas Giants?

Jupiter, Saturn, Uranus, and Neptune

300

What is Saturn known for? 

Bonus question: what are they made of? 

Its rings

That are made of ice and rock pieces that circle around it. 

300

This planet is unique because it spins on its side

Uranus 

400

Which planets have rings? There's 4

the Gas Giants: Jupiter, Saturn, Uranus and Neptune

400
Where does Mars' red color come from?

The iron on the surface of the planet that has rusted

400

What is Jupiter known for and what is it actually?

Famous for its huge red spot that is actually a giant, never-ending storm. 

400

Which planet has the largest volcano in the solar system?

Mars, it is called Olympus Mons

400

This planet used to be considered part of our solar system

Pluto

500

Name the 8 planets in order from closest to furthest from the Sun

Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune 

500

What are the 3 rules in order to be considered a planet in the solar system?

(1) it has to orbit the Sun, (2) it has to be big enough to be mostly round, and (3) it has to clear out other space objects (like ice and rocks) around its orbit.

500
Why is Pluto not considered a planet?

Because of its small size and it cannot clear out other space objects (ice and rocks) around its orbit

500

250 points for everyone except the team(s) in the lead 

:D

500

What is the biggest difference between comets and asteroids?

What they're made of: Asteroids are composed mostly of rock, metals (like nickel and iron), and carbon-rich materials. Comets consist mainly of frozen water, carbon monoxide, methane, and ammonia, mixed with silicate dust and tiny rocky core 

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