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WorksheetsChapter 8 Review!
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
How many categories of galaxies are there?
a)
2
b)
3
c)
4
d)
5
2.
'What is higher for closer stars?
a)
absolute magnitude
b)
blue shift
c)
red shift
d)
parallax
3.
How is the Sun like Earth?
a)
has a solid surface
b)
it is a ball of glowing gas
c)
has an interior and an atmosphere
d)
go see Rogue One - coming soon to a theater near you!
4.
What is a measure of the amount of a star's light that is received on Earth?
a)
absolute magnitude
b)
apparent magnitude
c)
parallax
d)
brightness
5.
Which part of the Sun sends out a stream of electrically charged particles called solar winds?
a)
core
b)
corona
c)
chromosphere
d)
photosphere
6.
The mass of the Sun takes up ______ of our solar system.
a)
99.8%
b)
95%
c)
90%
d)
75%
7.
The hottest stars are ________ in color.
a)
Red
b)
Blue
c)
White
d)
Yellow
8.
The coolest stars are ________ in color.
a)
Red
b)
Blue
c)
White
d)
Yellow
9.
The Sun is about______% hydrogen.
a)
50
b)
75
c)
90
d)
66
10.
A large group of stars, gas, and dust held together by gravity is a ______________.
a)
Local Group
b)
Nebula
c)
Galaxy
d)
Universe
11.
Dark cooler areas on the Sun's surface are called _____________.
a)
sunspots
b)
solar flares
c)
prominences
d)
coronas
12.
What galaxy do we live in?
a)
Andromeda
b)
Milky Way
c)
Snickers
d)
Corona
13.
This galaxy has no consistent shape.
a)
Elliptical
b)
Spiral
c)
Irregular
d)
Regular
14.
This is so dense that nothing can escape it's gravity field.
a)
Rotation
b)
supernova
c)
supergiant
d)
black hole
15.
This galaxy can be shaped like a football.
a)
Elliptical
b)
Spherical
c)
Pigskin
d)
Irregular
16.
The Sun produces energy by fusing hydrogen into __________ in it's core.
a)
carbon
b)
nitrogen
c)
iron
d)
helium
17.
In an H-R Diagram - @ 90% of stars are _________ stars.
a)
Main sequence
b)
giant
c)
supergiant
d)
white dwarf
18.
Constellations that always appear in the sky (in the Northern Hemisphere) rotate around ___________.
a)
the poles
b)
Polaris
c)
Orion's belt
d)
the little dipper
19.
The measure of how bright stars actually are is called ________________.
a)
apparent magnitude
b)
absolute magnitude
c)
magnitude
d)
Earth appearance
20.
The distances of stars from Earth is measured using ____________.
a)
distance
b)
parallax
c)
a telescope
d)
apparent magnitude
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