Transcript Astronomy Review

Astronomy Review
Vocabulary and
Trivia
Round 1
• Universe
• Galaxy
• Star
• Planet
• Gas Giants
• Axis
Round 2
• Big Bang
• Elliptical Galaxy
• Nuclear Fusion
• Asteroid
• Rotation
• Solar eclipse
Round 3
• Astronomical Unit
• Spiral Galaxy
• Nebula
• Comet
• Revolution
• Equinox
Round 4
• Light Year
• Irregular Galaxy
• Solar System
• Terrestrial Planets
• Solstice
• Lunar Eclipse
1. Everything we know to exist
including matter, energy, space,
and time is known as the
Universe
________________.
The Big Bang
2. ____________
is the initial
explosion that is theorized to be
the beginning of our universe.
3. A unit of measure defined as
the distance from the Sun to the
Astronomical Unit
Earth is an ____________.
A Light Year
4. ___________
is the distance
light travels in one year.
5.A large cluster of stars, gas, and
dust held by gravity is known as
galaxy
a ____________.
A star
6. ________
is a sphere of
glowing gas that is able to
produce its own energy.
7. The process in which energy
is released when smaller atoms
collide and stick together to form
larger atoms is known as
Nuclear Fusion.
_______
Planet
8. A __________
is an spherical
object that doesn’t produce its
own light, orbits and star, and is
large enough to clear its own
path.
9. Irregularly-shaped rocks in
our solar system are called
Asteroids
_________
Comets
10. ___________ are irregularly
shaped balls of ice, rock, and dust
that leave vapor trails while
orbiting the Sun.
11. The 4 inner planets are also
Terrestrial Planets while
known as the _________
the 4 outer planets are also
Gas Giants
known as the ________.
12. When an object goes around
Revolving
another its called _________.
When an object spins its called
Rotating
________.
13. The longest and shortest
days of the year are known as
Solstices
_______,
while days with equal
day and night are called
Equinoxes
________.
Earth’s
Phenomena
The
Universe
Galaxies
Stars
The Solar
System
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500
Jeopardy Board Initial
The Moon
Galaxies
Earth’s
phenomena
Stars
The Solar
System
100
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200
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The
Universe
100
Jeopardy Board New
Final Jeopardy Question
The Moon
Final Jeopardy
• If the Earth’s gravity is strong enough to pull the
Moon towards Earth, why, then, isn’t the moon
pulled towards Earth?
A - 100
• How old is the universe theorized to be
and how did it begin?
A - 200
What’s wrong here?
• The Milky Way galaxy is traveling at a speed of
300,000 light years towards the Andromeda
galaxy.
A – 300
• When is an astronomical unit an
appropriate unit of measure to use?
A – 400
• If an astronomer observes that an object in
the solar system is twice as far from the
Sun as it is the Earth, what would be that
object’s distance from the Sun in AUs?
A - 500
• Explain why astronomers interested in the
Big Bang will look to galaxies for
information.
B - 100
• What force holds galaxies together?
B - 200
• What is the name of our galaxy? What
type of galaxy is it?
B - 300
• What type of galaxy is represented in the
picture?
DD1
• If a galaxy contained lots of gas and dust, what
does that tell you about its stars? And what type of
galaxy would it be?
B - 500
• How would the stars in the middle of our galaxy
compare to the stars in the outer regions of our
galaxy?
C - 100
• Which color star is the coolest?
C - 200
• Which star will live longest? Why?
C – 300
The following is a picture of a what? Once it
compresses and heats up, what process will
begin?
• What type of star must have died?
C- 400
C - 500
• What will be the next two steps in this sequence?
D - 100
• Name 5 different types of things found in a solar
system
D - 200
Name 2 things the inner planets all have in
common.
D - planets
300 all have in
Name 3 things the outer
common
• What is shown in
picture? Describe how
Deach
- 400
you know for each.
B
A
C
D – 500
• Explain why you would have different ages on different
planets.
E - 100
• Compare rotation and revolution.
DD2
E - 200
Why does this happen?
E - 300
• Describe the
- sunlight directness E – 500
- hours of daylight
- season
for the Northern Hemisphere
• What is wrong with the diagram below. What
would be happening as a result?
E - 400
D
A
C
B
• How would a tilt of 30 degrees instead of
23.5 degrees affect Earth’s seasons?
100
• What is going onFin- the
picture below?
Describe what would be seen from Earth.
•
F
200
What moon phase would be visible from
Earth? What has to happen for this phase to
change?
• During a new moon phase, no light can be
seen on Earth from the moon. Why?
• What are the arrows
F -point
400to in this picture?
Explain how this happens.
• How much time has elapsed between these two
pictures? Why does F
this–fluctuation
500 occur?