Universe
Galaxies
Stars
Solar System
Your guess is as good as mine
100
A shift towards the blue end of the spectrum
What is blue shift
100
The type of galaxy that is like a pin wheel.
What is a spiral galaxy?
100
On the HR diagram, the type of star with the highest temperature.
What is a white dwarf?
100
Kepler's First Law
What is planets orbit the sun in elliptical paths?
100
The unit of measurement from the earth to the sun
What is an Astronomical Unit (AU)
200
Red shift and left over radiation
What is evidence for the big bang theory?
200
The type of galaxy that has no definite shape or pattern but lots of gas and dust.
What is an irregular galaxy?
200
On the y axis of the HR diagram, the more negative the _________ ___________ is, the ____________ the star is.
What is absolute magnitude and brighter?
200
According to Kepler's second law, the earth moves faster at its ___________ than its ____________.
What is perihelion, aphelion?
200
The main force in space responsible for a planet's revolution (among other things)
What is gravity?
300
An instrument that breaks down light waves into different colors and wavelengths
What is a spectroscope?
300
The reason that the Andromeda Galaxy is moving towards the Milky Way Galaxy
What is the force of gravity?
300
When gravity equals pressure.
What is equilibrium?
300
The name of the larger, less dense planets that are primarily made of gas
What is Jovian?
300
Nebula, Main Sequence, Super Red Giant, Supernova, Neutron Star, Black Hole, Nebula
What are the life stages of a larger mass star?
400
The further a galaxy is from earth, the faster it is moving.
What is Hubble's Law?
400
The further a galaxy is from earth, the _________ it is moving.
What is faster?
400
The life cycle stage where helium is fusing into heavier elements.
What is a red giant?
400
The reason for the flattening of the disk in the solar nebula theory?
What is (nebula) rotation?
400
Pitch becomes higher as the sound producing object approaches the listener. This is known as...
What is the Doppler Effect?
500
The longer the wave length, the less the __________.
What is frequency?
500
Galaxies that are red shifting are...
What is moving away from earth?
500
The property of a star that determines a star's life cycle.
What is mass?
500
Stick together
What is accretion?
500
The reason why the temperature increases, core collapses, and there is no equilibrium in a main sequence star.
What is hydrogen is no longer fusing into helium (hydrogen has run out)?
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