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Stars
Random
Magnitude/Fusion/Radiation
Stars Pt. 2
Random Pt. 2
100
What is a huge, hot, glowing ball of gas?
A star
100
A light year is the distance _____ travels in one year.
Light
100
What is a term scientists use to describe a star's brightness?
Apparent Magnitude
100
What is a group of stars arranged in patterns to represent Greek myths or gods?
Constellation
100
Star patterns change from ______ to ______.
Season to Season
200
What is the brightest star we see from Earth?
The Sun
200
How many miles long is a light year?
6 Trillion
200
Large amounts of energy are given off as _________, some of which is the light we see.
Radiation
200
Stars shine because processes that go on in them produce huge amounts of ______.
Energy
200
What does the color of a star depend on?
Its Surface Temperature
300
The coolest stars are ___.
Red
300
How many things change in a star's life cycle?
4
300
What is the measure of how bright the stars would appear if every star were exactly the same distance from Earth?
Absolute Magnitude
300
The hottest stars are ____.
Blue
300
The next closest star to our solar system is _____ ________.
Alpha Centauri
400
What changes during a star's life cycle?
Temperature, Size, Color, and Brightness
400
The second hottest stars are _____.
White
400
What do scientists use a star's apparent magnitude and distance from Earth to find out?
It's Absolute Magnitude