Transcript Astronomy Semester Review

Semester 1
Review Jeopardy
The
Sun
Rotation
Vs
Revolution
Misc.
Electromagnetic
Spectrum
Planets
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Sunspots cycle every
__________ years.
Answer
11
Home
Our sun is a _________ sized star.
Answer
Medium
Home
What 2 elements make up
most of the sun’s mass?
Answer
helium and hydrogen
Home
Sudden disturbances in the
Earth’s magnetic field are
called __________
Answer
geomagnetic storms
Home
The process by which the
sun generates energy
Answer
Nuclear Fusion
Home
Because Earth’s revolution
takes 365 ¼ days, ___________
was established.
Answer
Leap Year
Home
The Coriolis effect
provides evidence that the
Earth (rotates or
revolves)
Answer
Rotation on its axis
Home
A constellation’s
changing position in
the sky over a period
of several weeks is
evidence of (rotation
or revolution)
Answer
Revolution around the
sun
Home
Who proposed a
heliocentric model of our
solar system?
Answer
Copernicus
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What occurs when one
celestial body passes
through the shadow of
another?
Answer
Eclipse
.
Home
What milestone in
human space
exploration took place
in 1969?
Answer
First man on the
moon
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What happens when the shadow of one
celestial body falls on another?
Answer
Eclipse
Home
A body that orbits a
celestial body that is
greater in mass is
a________
Answer
Satalite
Home
The Milky Way is a
_______ galexy.
Answer
Spiral
Home
What 3 conditions are
necessary to support life
on Earth?
Answer
Oxygen, Temperature,
Water
Home
Different colors are the
result of ____________.
Answer
Varying wavelengths of
light
Home
A star moving away from
Earth has a spectrum that
is shifted toward _____
Answer
Red
Home
visible light, radio
waves, X rays,
infrared light, and
ultraviolet light
Answer
Electromagnetic
Spectrum
Home
A star moving toward
you shifts to what
color?
Answer
Blue
Home
Analyzing the light a star emits can tell
astronomers what 2 things?
Answer
temperature and
composition
Home
Which celestial body was
changed from being a planet
to a dwarf planet?
Answer
Pluto
Home
The Earth formed
approximately how many
years ago?
Answer
4.6 billion years
Home
The time it takes for a body
to complete a single orbit.
Answer
Orbital Period
Home
Usually seen close to Earth’s
magnetic poles
Answer
Auroras
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Time when the Northern
Hemisphere has the fewest
daylight hours
Answer
Winter Solstice
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