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Astronomy Quiz 5 FC

Stars

QuestionAnswer
Q1 ____________ are large, hot, bright spheres in space that are usually lightyears away from Earth
Q2 The distance between stars is measured in _____________________
Q3 Stars can be grouped (classified) according to their ______________, which is known when we know their color
Q4 From hottest to coolest, name the 5 colors of stars
Q5 What color star is the sun
Q6 Another word for how bright a star is, is its _________________
Q7 If a star is closer, it will look brighter. This describes a star's _________________ magnitude.
Q8 No matter how far away a star is, its true brightness is called its _______________ magnitude
Q9 If we know a star's magnitude, we know its ____________
Q10 Big stars are truly _______________, dwarf stars are truly _____________
Q11 All stars start off as _________
Q12 In order for a planetestimal to become a star, it must undergo a process called ________________
Q13 During nuclear fusion, _____________ fuses with ______________ and becomes ______________ and ______________
Q14 As a young star ages, it will expand. The temperature of its outer layer will get _____________
Q15 As an older star uses up its hydrogen/helium, it will condense, causing the star's size to be ______________ and its temperature to be ___________
Q16 REALLY massive stars will explode as they try to condense. This explosion is called a ____________
Q17 Four things that can happen after a supernova are that the exploded star can turn into:
Created by: tloveland
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