Unit 2: the Solar System and Planets

What is the Big Bang Theory?

• It is the only answer to the creation of the universe.

• It is a theory that says that the universe was created with a big explosion.

• It is a theory that says that the universe will be destroyed with a big explosion.

Tags

NGSS.HS-ESS1-2

Why is Venus the hottest planet in our solar system despite not being the closest planet to the Sun?

• Because it has not atmosphere

• Because it's atmosphere traps heat from the Sun inside the planet

• Because it is too cold

Mercury is the closest planet to the Sun, but Venus is the hottest planet. Why is Mercury not the hottest planet in the solar system?

• Because the asteroid belt separates it from the Sun

• It is too far away from the Sun

• Because it has no atmosphere to trap heat in

• Its atmosphere traps in the cold making it the coldest planet

Why are inner planets more dense than outer planets?

• Because they are made of gas and not rock (terrestrial)

• Because they are more terrestrial then they are gaseous

Tags

NGSS.MS-PS1-1

What are the differences between the geocentric and heliocentric models?

• the geocentric model shows the Earth at the center of the universe and the Sun at the center of the heliocentric model.

• The heliocentric models shows the Earth at the center of the universe and the Sun at the center in the geocentric model

According to the geocentric model, what is at the center of the universe?

• the Sun

• Earth

According to the heliocentric model, what is at the center of the universe?

• the Sun

• Earth

Tags

NGSS.MS-ESS1-2

Explain the space rock cycle:

• meteor, meteorite, meteoroid, asteroid and comet

• comet and meteoroid to asteroid and meteorite and meteor

• comet and asteroid to meteoroid to meteor to meteorite

Explain where meteoroids come from:

• They are broken pieces of comet or asteroid that are heading to Earth's atmosphere

• They are broken pieces of meteor and meteorite heading to Earth's atmosphere

Why do both comets and meteors burn up?

• The gas and ice burn up in both creating tails.

• The metal in both burn up creating a tail

• the rock and dust in both are burning up creating a tail

Tags

NGSS.MS-PS1-4