Galaxies Question Preview (ID: 57076)
The Three Main Types Of Galaxies.
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What do you call a huge collections of stars, gas, and dust that travel together through space?
a) galaxy
b) black hole
c) nebula
d) planet
Galaxies are the ________ of the universe.
a) andomedas
b) building blocks
c) planets
d) stars
Astronomers classify galaxies based on _______.
a) size
b) number of stars
c) shape
d) number of planets
This type of galaxy looks like a slightly flattened ball and has older stars than other types of galaxies.
a) Milky Way
b) spiral
c) irregular
d) elliptical
These galaxies are shaped like flattened disks that have one or more spiral arms that branch out from their centers.
a) spiral
b) elliptical
c) irregular
d) Andromeda
Galaxies with no regular shape are called _______ galaxies and are smaller and fainter than other types of galaxies.
a) spiral
b) irregular
c) elliptical
d) Milky Way
All the stars you can see in the night sky with the naked eye are a part of our home galaxy, the _______.
a) Moon Pie
b) Snickers
c) Milky Way
d) Capri Sun
The Milky Way galaxy contains about ________ stars.
a) 100,000 million
b) 200, 000 billion
c) 100,000 billion
d) 100, 000 trillion
The distance of the Milky Way galaxy from edge to edge is about ________.
a) 10,000 miles
b) 10,000 kilometers
c) 10,000 meters
d) 10,000 light years
In our galaxy, our solar system is found in _______.
a) in a tentacle of the constellation Scorpio
b) in the mane of the constellation Leo
c) Orion's Arm
d) in the handle of the Big Dipper
Ancient peoples saw a band of stars stretching across the sky and thought it looked like a river of milk. This is known as the ________ .
a) Milky Way galaxy
b) the Little Dipper
c) the constellation Saggitarius
d) the constellation Aquarius
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