Definitions
Questions
Stars
Galaxies
Planets
100
the band of colors made when light passes through a prism.
What the definition of a spectrum?
100
it is dense and hot while inside its full of cool gases.
What is in a stars outer layer?
100
it starts out as a ball of gas and dust that gets formed into a sphere by gravity.
What does a star start out as?
100
they are massive blobs of stars with brightness in the center.
What are elliptical galaxies?
100
1. mercury 2. venus 3. earth 4. mars 5. jupiter 6. saturn 7. uranus 8. neptune
List all 8 planets in order.
200
when a star becomes denser and changes from hydrogen to helium.
What is the definition of nuclear fusion?
200
they are white dwarf, red giant, main sequence, stars, and super giants.
What are the 5 types of stars?
200
60,200 days
How many days does it take for neptune to orbit around the sun?
300
Galaxies that dont fit in any other category.
What is the definition of irregular galaxies?
300
its a star that has collapsed under gravity and is only neutron particles.
What is a neutron star?
300
mercury
Which planet's surface is like the moon?
400
a very luminous star like object that generates power at a high rate.
What is the definition of quasars?
400
they believe it can live up to billions of years.
How many years do scientists believes that a star lives for?
400
63
How many moons does Jupiter have?
500
it is the radiation that was left in the universe after the Big Bang Theory.
What is the definition of cosmic backround radiation?
500
size, color, mass, brightness, temperature, spectrum, and age.
How are stars classified by?
500
GRAVITY!
What is the force that brings all of the planets together?
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