Stars
Light
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Galaxies
100
The Big Bang theory is this
What is the theory on how the universe began
100
The 7 types of energy that are forms of electromagnetic radiation are these
What is visible light, radio waves, X-rays, infrared, ultraviolet, gamma rays, and microwaves
100
Convex lens is this
What is lens that are curved outward?
100
These things make up our solar system
What is the planets, gases and dust, and stars
100
A galaxy is this
What is a group of millions or billions of stars held together by their own gravity
200
A spectrum of light is this
What is range of colors within visible light?
200
Spectrographs are used for this
What is to measure visible light?
200
The goal of the Apollo program was this
What is to land on the moon?
300
The earliest stage in a stars life is this
What is protostar?
300
Visible spectrum is this
What is waves of energy you can see?
300
Astronomers place telescopes on mountains because of this
What is because there is no obstacle to block their view?
300
Constellations help astronomers by this
What is to describe the locations of other objects in the sky
300
The three main classifications of galaxies are these
What is elliptical, spiral, irregular?
400
Black holes is this
What is collapsed stars?
400
Wavelength is this
What is the distance to one wave peak to another wave peak?
400
The difference between a refracting telescope and a reflecting telescope is this
What is one has more mirrors?
400
Stars in the galaxy are held together in a galaxy by this
What is gravity?
500
The sun formed from these things.
What is gas and dust?
500
This gathers electromagnetic radiation
What is a telescope?
500
Name the colors of a star in order from hottest to coolest
What is blue, blue-white, white, yellow-white, yellow, orange, and red?
500
The constellations were named by these people
What is the Greeks?
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