1
2
3
4
5
100
a bright hot ball of gas
What is star?
100
a spiral galaxy that revolves around the sun
What is solar system?
100
A well known constellation
What is the Big Dipper?
100
Galaxy held in place by this.
What is gravity ?
100
Galaxies could collide in this.
What is space
200
A bright object in the night sky could be a planet and not this.
What is star?
200
Galaxies are made up of this many stars.
What is billions?
200
The measurement used to determine distance of objects in space.
What is light years?
200
Sailors long ago used this in the night sky to help them navigate.
What is the North Star?
200
One reason stars differ.
What is size.
300
The galaxy that we are a part of.
What is Milky Way?
300
Earth orbits the sun and goes through different areas of space, so each season Earth is in a different part of space.
What is why constellations change with the seasons?
300
Why do stars appear to be moving across the sky?
What is the Earth is orbiting around the sun.
300
Fuzzy patches of light that forms a galaxy.
What is nebulae?
300
Name 1 constellation.
(answers will vary)
400
Galaxies are classified by this.
What is shape?
400
What is a reason why stars appear to be moving across the sky?
What is Earth is orbiting the sun so we see different parts of the sky at different times of the year?
400
A pattern of stars in the sky.
What is constellation?
400
One of the largest stars.
What is Betelgeuse?
400
They named many of the constellations.
Who is Greeks and Romans?
500
Which researcher was know for his work with galaxies?
Who is Edwin Hubble?
500
Another reason stars differ.
What is brightness?
500
Stars seem to rotate around this.
What is North Star.
500
Another reason stars differ.
What is age?
500
Three main classifications of galaxies.
What is spiral, elliptical, and irregular?
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