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Ch 29 and 30 Astronomy
Suns
Disturbances
100
Stars
Lives
100
200
Terms to
Know
100
100
Grab
Bag
100
200
200
200
200
300
300
300
300
300
400
400
400
400
400
500
500
500
500
500
Galaxies and
Constellations
Colored band of light
seen near the poles
usually after a solar flare
Answer
Auroras
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Loop of incandescent gas
that extends above the
photosphere
Answer
Prominence
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Cooler, darker area of the
photosphere with a strong
magnetic field
Answer
Sunspot
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Sudden outward eruption
of electrically charged
particles
Answer
Solar Flare
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Auroras are usually seen
after these…
Answer
Solar Flares
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A star begins as a ________, a
cloud of gas and dust
Answer
Nebula
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Who did Ryan Reynolds
recently marry? …..Just
kidding.
What color of stars are
the hottest?
Answer
Blue
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How many years ago
did the Big Bang
occur?
Answer
14 billion years ago
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Pairs of revolving starts
held together by gravity
Answer
Binary Stars
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How many years would a
star with the suns mass
stay on the main
sequence?
Answer
10 billion years
.
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What do scientists use
to break sun’s light
into a spectrum?
Answer
spectrograph
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What shape of galaxy is
the Milky Way?
Answer
Spiral
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Objects in space moving
away from an observer
will display a ___ shift
Answer
Red
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The idea that all matter
and energy was
compressed into a small
volume at one time billion
of years ago, exploded and
then began to expand is
known as the ________
Answer
Big Bang Theory
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The apparent shift in
position of an object when
viewed from different
locations
Answer
parallax
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The sun gets its energy
form this type of nuclear
reaction
Answer
Nuclear Fusion
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Stars, dust and gas bound
together by gravity
Answer
Galaxy
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The observed change
in the frequency of a
wave when either the
source or observer is
moving is known as
______
Answer
Doppler shift or effect
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The brightness of a star
as it appears from
Earth is the _____
magnitude
Answer
Apparent
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The location on the H-R Diagram where
most stars lie
Answer
Main Sequence
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What color are the hottest
stars?
Answer
Blue
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The distance light travels in
a year
Answer
Light-year
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Ursa Major, Draco, and
Pisces are all examples of:
Answer
Constellations
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What are the Northern and
Southern Lights?
Answer
Auroras
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How long do sunspot cycles
last?
Answer
11 years
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