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Transcript
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
Home
Loop of incandescent gas
that extends above the
photosphere
Answer
Prominence
Home
Cooler, darker area of the
photosphere with a strong
magnetic field
Answer
Sunspot
Home
Sudden outward eruption
of electrically charged
particles
Answer
Solar Flare
Home
Auroras are usually seen
after these…
Answer
Solar Flares
Home
A star begins as a ________, a
cloud of gas and dust
Answer
Nebula
Home
Who did Ryan Reynolds
recently marry? …..Just
kidding.
What color of stars are
the hottest?
Answer
Blue
Home
How many years ago
did the Big Bang
occur?
Answer
14 billion years ago
Home
Pairs of revolving starts
held together by gravity
Answer
Binary Stars
Home
How many years would a
star with the suns mass
stay on the main
sequence?
Answer
10 billion years
.
Home
What do scientists use
to break sun’s light
into a spectrum?
Answer
spectrograph
Home
What shape of galaxy is
the Milky Way?
Answer
Spiral
Home
Objects in space moving
away from an observer
will display a ___ shift
Answer
Red
Home
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
Home
The apparent shift in
position of an object when
viewed from different
locations
Answer
parallax
Home
The sun gets its energy
form this type of nuclear
reaction
Answer
Nuclear Fusion
Home
Stars, dust and gas bound
together by gravity
Answer
Galaxy
Home
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
Home
The brightness of a star
as it appears from
Earth is the _____
magnitude
Answer
Apparent
Home
The location on the H-R Diagram where
most stars lie
Answer
Main Sequence
Home
What color are the hottest
stars?
Answer
Blue
Home
The distance light travels in
a year
Answer
Light-year
Home
Ursa Major, Draco, and
Pisces are all examples of:
Answer
Constellations
Home
What are the Northern and
Southern Lights?
Answer
Auroras
Home
How long do sunspot cycles
last?
Answer
11 years
Home