The H-R Diagram measures luminosity and Temperature.
True
False
What is luminosity?
Brightness.
Temperature.
Size.
It doesn't MATTER. Get it?
A star's spectrum contains information about its chemical composition, Intristic lumminosity, and...
Temperature.
Size.
A star creates energy by nuclear...
Fusion.
Fission.
How many types of galaxies are there?
1.
2.
3.
4.
How many planets are in the solar system?
7.
8.
9.
What is the H-R diagram.
A diagram that measures size.
A diagram that measures luminosity.
A diagram that measures luminosity and temperature.
A diagram that measures temperature.
What is a main sequence star?
Luminosity is brightness
True
False
Temperature is size
True
False
The universe is big
True
False
There are at least 1 septillion stars in the universe
True
False
Nebulas come from stars that went super nova.
True
False
There are 88 known constellations.
True
False
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