Intro to Space

How many planets are in our solar system?

• seven

• nine

• six

• eight

_________________________________ is the correct order of our planets

Which is not a type of galaxy?

• Spiral

• Irregular

• Peculiar

• Ovular

What is a light year?

• Equal to 26 weeks, half a normal year. 
  

• The time it takes to travel to another galaxy.
  

• Distance that light travels through space in one year.
  

• The miles it takes to travel around the solar system.

This is an example of a ____________ galaxy.

• irregular

• spiral

• elliptical

Tags

NGSS.MS-ESS1-2

What is the biggest difference between the Geocentric Model and the Heliocentric Model?

• the shape of the planets' orbits

• the movement of the moon

• the center of the solar system

Kepler's first law states that the orbits of the planets are in the shape of a/an...

• perfect circle

• ellipse

• spiral

Tags

NGSS.HS-ESS1-4

Which person popularized the heliocentric model?

• Ptolemy

• Aristotle

• Copernicus

Why did people believe in the Geocentric vs the Heliocentric solar system?

• Geocentric system had been around for a LONG time.

• People don't like change.

• There wasn't enough proof to support the Heliocentric system.

• all of these answers are correct.

According to Copernicus, the sun

• Revolved around the earth

• Was the center of the solar system

• Was the biggest star

• Had many moons