Miscellaneous
Characteristics of Stars
Lives of Stars
Star Systems and galaxies
Expanding Universe
100
Device that makes distant objects appear closer and revolutionized astronomy.
What is a telescope.
100
Determines how long a star "lives".
What is mass.
100
After the dust and gas become massive enough, this must take place for a star to be born.
What is nuclear fusion.
100
Patterns of stars in the sky.
What is a constellations.
100
How Astronomers theorize the universe began.
What is the big bang?
200
What is the name of our Galaxy?
What is the Milkway?
200
Unit used to measure the distance to star.
What is Light-Year?
200
When a supergiant runs out of fuel and explodes.
What is a supernova?
200
Star system which is made up of 2 stars.
What is a binary star?
200
Direction most galaxies are moving in relationship to us.
What is away from?
300
A device used to break light into colors and produces an image of the resulting spectrum.
What is a spectrograph?
300
"Coolest" color for a star.
What is red?
300
What a medium-mass star becomes at the end of its life?
What is a white dwarf?
300
Galaxies that appear to have a bulge in the middle and arms like pinwheels.
What is spiral galaxy?
300
Law that states that the farther away a galaxy is away, the faster it is moving away from us.
What is Hubble's law?
400
Percent of the universe made of dark matter.
What is 23 %?
400
Stars brightness if they are a standard distance from Earth.
What is absolute brightness.
400
A neutron star that appears to produce pulses of radio waves.
What is a Pulsar
400
Large groupings of older stars.
What is globular cluster?
400
Asteroid-like bodies that formed the building blocks of planets.
What is planetesimal?
500
Name of the reflecting telescope that orbits above the earth's atmosphere.
What is the Hubble Telescope
500
Graphs a stars absolute brightness and temperature.
What is Hertzprung-Russell diagram.
500
The most massive stars form this when they die.
What is a black hole?
500
A system in which one star periodically blocks the light from another star.
What is eclipsing binary?
500
Beside galaxies moving away, this supports the big bang theory.
What is cosmic background raditation?
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