Glencoe Science Level Red

Chapter 15: The Solar System and Beyond

Section 3 Self-Check Quiz-Eng.

1
Which star is the closest to Earth?
A)Alpha Centauri
B)Ursa Major
C)the Sun
D)the Moon
2
What is the temperature of a star with a blue color?
A)hot
B)cool
C)medium for a star
D)the same as the Sun
3
The lower the apparent magnitude number is, the __________.
A)dimmer the star looks from Earth
B)brighter the star is
C)dimmer the star is
D)brighter the star looks from Earth
4
What will be the final state of the Sun?
A)white dwarf
B)supernova
C)black hole
D)black dwarf
5
How do stars begin?
A)when other stars become supernovae and shoot off smaller stars
B)They emerge from black holes.
C)when fusion begins in gas clouds in space
D)when white dwarfs start generating light again
6
What are groups of stars called?
A)galaxies
B)nebulae
C)black holes
D)supernovas
7
What unit is used to measure distance outside Earth's solar system?
A)light-year
B)astronomical unit
C)kilometer
D)miles
8
Why do galaxies appear to move away from each other?
A)Galaxies are spinning.
B)Others move closer together.
C)The universe is expanding.
D)Stars still are being born.
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