Transcript Astronomy Review - Mona Shores Blogs

© Mark E. Damon - All Rights Reserved
© Mark E. Damon - All Rights Reserved
Round 1
Round 2
Final
Jeopardy
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© Mark E. Damon - All Rights Reserved
Solar
Activity
Nuclear
Fusion
H-R
Diagram
Life
Cycles
Galaxies
and
Universe
Wild
Card
Round 2
$100 $100
$100
$100 $100 $100
Final
Jeopardy
$200 $200
$200
$200 $200 $200
Scores
$300 $300
$300
$300 $300 $300
$400 $400
$400
$400 $400
$400
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$100
Name one type of solar activity.
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Name one type of solar activity.
Sun spots
Solar Flares
Coronal Mass Ejections (CMEs)
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How long is the solar cycle?
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How long is the solar cycle?
11 years
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In what part of the solar cycle is the
Sun right now?
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In what part of the solar cycle is the
Sun right now?
The minimum
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$400
Describe 3 problems that solar
activity can cause on Earth.
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Describe 3 problems that solar
activity can cause on Earth.
Blackouts
Radio communication problems
Loss of satellites
Dangers to astronauts
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Scores
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$100
If protons normally repel one
another, why do they collide in
the core of the Sun?
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If protons normally repel one
another, why do they collide in
the core of the Sun?
Because of the tremendously
high temperatures and pressures.
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When nuclear fusion takes place
in the Sun, ___ atom(s) of
___________ smash together to
make ___ atom(s) of __________.
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When nuclear fusion takes place
in the Sun, _4_ atom(s) of
_hydrogen__ smash together to
make _1_ atom(s) of ___helium_.
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When a star is in equilibrium,
what 2 forces are in balance?
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from the heat from fusion
When a star is
in equilibrium,
what 2 forces
are in balance?
The inward pull
of gravity and
the expansion
from the heat of
fusion.
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What is the heaviest
element that can be made
by nuclear fusion in the
core of a star?
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What is the heaviest
element that can be made
by nuclear fusion in the
core of a star?
Iron
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What are the names of the
four groups of stars shown
on the H-R diagram?
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What are the names of the
four groups of stars shown
on the H-R diagram?
SUPERGIANTS
RED GIANTS
MAIN SEQUENCE
WHITE DWARFS
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Arrange the
stars from
coolest to
hottest.
B
A
C
D
E
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Arrange the
stars from
coolest to
hottest.
E, B, C, D, A
B
A
C
D
E
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D
Where will star
“A” be located
when it reaches
the next stage
in its life cycle?
C
E
A
B
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D
Where will star
“A” be located
when it reaches
the next stage
in its life cycle?
C
E
Up
A
E
B
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D
Where will star
“E” be located
when it reaches
the next stage
in its life cycle?
C
E
A
B
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D
Where will star
“E” be located
when it reaches
the next stage
in its life cycle?
C
E
A
B
B
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What star
will live the
shortest
life?
A
B
C
D
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A
What star
will live the
shortest
life?
B
C
A
D
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Why is a “black hole” black?
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Why is a “black hole” black?
Its gravity is so strong that light
can’t even escape.
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What happens inside a star that
causes it to leave the main
sequence?
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What happens inside a star that
causes it to leave the main
sequence?
It runs out of hydrogen fuel in its
core. When that happens it starts
fusing helium into heavier
elements and becomes a giant
star.
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List all seven steps in the life a
medium-mass star like our Sun.
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List all seven steps in the life a
medium-mass star like our Sun.
1. Nebula
2. Protostar
3. Main Sequence Star
4. Red Giant
5. Planetary Nebula
6. White Dwarf
7. Black Dwarf
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What is the name of our galaxy?
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What is the name of our galaxy?
The Milky Way
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In what part of the galaxy is the
Sun located?
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In what part of the
galaxy is the Sun
located?
One of the spiral
arms.
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What happens to the light from a
galaxy that is moving away from
us?
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What happens to the light from a
galaxy that is moving away from
us?
It becomes “red shifted”.
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What are 2 pieces of evidence
that support the “Big Bang”
Theory?
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What are 2 pieces of evidence
that support the “Big Bang”
Theory?
1. The galaxies are all moving away from us, so the
Universe must be expanding.
2. The Universe if filled with radiation, known as the
“Cosmic Microwave Background Radiation”, that is
left over energy from the explosion that started the
“Big Bang”.
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What unit of length is equal to
about 6 trillion miles?
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What unit of length is equal to
about 6 trillion miles?
A light-year
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What are the scientific names for
the “northern lights” and the
“southern lights”.
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What are the scientific names for
the “northern lights” and the
“southern lights”.
Aurora borealis
Aurora australis
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How old is the Universe?
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How old is the Universe?
13.5 – 14.0 billion years old
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What is the term used to describe
the total amount of light (energy)
given off by a star?
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What is the term used to describe
the total amount of light (energy)
given off by a star?
luminosity
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CATEGORY: Measuring distances
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Final
Jeopary
Question
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Parallax works by viewing the
star from 2 different locations.
How do astronomers maximize
the distance between the 2
locations?
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Parallax works by viewing the star from 2
different locations. How do astronomers
maximize the distance between the 2
locations?
By observing a
star from
opposite sides
of Earth’s orbit
around the
Sun.
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