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Ch. 25 Beyond the Solar System Flashcards | StudBud
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Ch. 25 Beyond the Solar System
Ch. 25 Beyond the Solar System
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high school astronomy review of star's life cycle
Flashcards
33 cards
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Practice quiz
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Questions
33
Answers
1
How far can light travel in a year?
150 million miles
186,000 miles
300,000 km
9.5 trillion km
2
Which of the following stars would have the highest surface temperature?
blue
orange
red
yellow
3
What is the most abundant/common gas in the universe?
He
H
O
N
4
How bright a star looks to us from Earth?
gamma radiation
light ray exposure
absolute magnitude
apparent magnitude
5
Which star is the coolest?
orange
red
blue
yellow
6
What type of radiation is just a little longer than red?
ultra violet
microwave
gamma
infrared
7
Which of the following is a method to determine the mass of a star?
binary star systems
distance between Earth and star
color of star
light emitted
8
What color is a normal/average sized star in the middle of its life?
red
orange
green
yellow
9
Before a moderate sized star ends it life as a black dwarf it is in a stage called a ________.
main sequence
supernova
white dwarf
red giant
10
How much do close by stars "shift" in a parallax diagram?
7 min of light
a lot
they don't
a little
11
What type of galaxy is shown?
elliptical
spiral
irregular
barred spiral
12
What type of galaxy is shown?
barred spiral
elliptical
irregular
spiral
13
What type of nebula is shown?
none
reflection
emission
dark
14
After the red supergiant phase what happens to a big star?
white dwarf
neutron star
supernova
red giant
15
The ACTUAL brightness of a star is if it were 32.6 light years away.
absolute magnitude
gamma radiation
apparent magnitude
U.V rays
16
What type of radiation make us get a sunburn?
x-rays
ultraviolet
gamma rays
infrared
17
Where are baby stars born?
nebulae
Oort cloud
black holes
existing solar systems
18
What does a star do for 90% of its life?
fission
bond
create water
fusion
19
What constellation is shown?
ursa major
andromeda
canis minor
cygnus
20
What constellation is shown?
ursa major
cygnus
andromeda
ursa minor
21
When a star starts to expand at the end of its ilfe as it runs out of fuel?
red giant
cepheid variable
yellow star
neutron star
22
What type of nebula is shown?
emission
dark
reflection
none
23
Who is this?
Mr. Battaglia
Mr. Edgar
Mr. Smith
Ms. Eckersall
24
An area of the night sky....
light year
asterism
binary star
constellation
25
A star with a pattern of brighter and dimmer periods.
black hole
red supergiant
blue star
cepheid variable
26
What color light has more energy than green?
red
blue
yellow
orange
27
What is NOT a main type of nebula?
polarizing
emission
reflection
dark
28
What is the start of the universe called?
big band
supernova
big bang
big crunch
29
What type of galaxy do we live in?
irregular
spiral
barred spiral
elliptical
30
What is happening during red shift?
movement towards
no movement
shortening of wavelenth
movement away
31
Why do stars appear to shift? (parallax)
rotation in 24 hr. period
revolution around sun
precession
eclipses
32
What color is the sun?
red
orange
yellow
blue
33
A super hot large star at the start of its life.
orange
blue
red
yellow
