Stars
The Life Cycle of Stars
Galaxies
Sun
Mix-em Up
100
The color of a star depends on its
temperature
100
What objects are formed from the material in the core of a supernova
black holes and neutron stars
100
What are the names of the 4 major types of galaxies
spiral, elliptical, barred spiral and irregular
100
The Sun is fueled by what process
nuclear fusion
100
What is the study of outer space called?
astronomy
200
What is the color of the hottest star?
blue
200
Put the following stages of a star's life cycle in the correct order: white dwarf main sequence star red giant
main sequence red giant white dwarf
200
What types of galaxy is our Milky Way
barred spiral galaxy
200
Slightly cooler areas of the Sun
sunspots
200
The life of a star like our Sun will last how long?
10 billion years
300
What is the color of the coolest star?
red
300
What type of star has used up all of its hydrogen and is the leftover center of an older star
white dwarf
300
A large cloud of gas and dust is called a
nebula
300
Loops of burning gas that come out of the Sun
prominence
300
Most stars systems in our galaxy are what type of star systems?
Binary or two star systems
400
Name the four star groups in the H-R diagram
Main sequence, supergiants, giants, white dwarf
400
A gigantic explosion in which a massive star collapses and throws its outer layers into space
supernova
400
What holds a galaxy together
gravity
400
Visible surface of the Sun
photosphere
400
What type of star is our Sun
main sequence star
500
Of the four main groups on the H-R diagram, the one that most stars are part of is what?
main sequence
500
A spinning neutron star is a
pulsar
500
What do astronomers classify galaxies based on
their shape
500
Layers of the Sun's atmosphere visible during an eclipse
Corona and chromosphere
500
What is sooo massive that light cannot escape its gravity
black hole
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