star and sun review - · pdf fileb)white%dwarf% 3. ......
TRANSCRIPT
A) A ball of hot gas and ...
B) A large fireball
C) A sun
D)A slow
moving comet
86%
4%7%4%
1. A) A ball of hot gas and dust
2. B) A large fireball 3. C) A sun 4. D)A slow moving
comet
A) Size
B) distance from
Earth
C) Temperature
D)Color
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43%
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1. A) Size 2. B) distance from
Earth 3. C) Temperature 4. D)Color
The size, temperature and distance of a star from Earth affects how bright a star appears from Earth.
True
False
29%
71%1. True 2. False
The temperature of a star affects its color. Red= coolest Orange/Yellow= cool, but hotter than red ▪ Our sun is an orange/yellow star
White= hotter Blue-‐white=hottest!
A) Prominence
B) Corona
C) Chrom
osphere
D) Photosphere
4% 0%11%
86%1. A) Prominence 2. B) Corona 3. C) Chromosphere 4. D) Photosphere
A) Chrom
osphere
B) Photo
sphere
C)Core
D)Coron
a
12%4%
28%
56%1. A) Chromosphere 2. B) Photosphere 3. C)Core 4. D)Corona
The Corona is the gasses all around the star. Think of it like the Earth’s atmosphere.
A) 9 billion km
B) 9.5 trillion miles
C) 9.5 trillion km
D) 9 billion m
iles
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1. A) 9 billion km 2. B) 9.5 trillion miles 3. C) 9.5 trillion km 4. D) 9 billion miles
True
False
93%
7%
1. True 2. False
Sunspots are many times larger than Earth!
A) Nebula
B)Wh
ite dw
arf
C) Red Giant
D) Superno
va
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1. A) Nebula 2. B)White dwarf 3. C) Red Giant 4. D) Supernova
A Red Dwarf is the second stage a star goes through.
A White Dwarf forms when a small star is near the end of its life
A supernova is when a large star explodes before going out!
A) A very large star
B) A gigantic explosion as..
C) A black hole
D) The collapse of a small...
0% 0%4%
96%1. A) A very large star 2. B) A gigantic
explosion as a star goes out
3. C) A black hole 4. D) The collapse of a
small star
Some supernovas then collapse into black holes, but only if they are large enough have a strong gravitational pull.
A) 4
B) 2
C) 3
D) 6
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1. A) 4 2. B) 2 3. C) 3 4. D) 6
A) Elliptical
B) Round
C) Spiral
D) Irregular
7% 4%
79%
11%
1. A) Elliptical 2. B) Round 3. C) Spiral 4. D) Irregular
A) Elliptical
B) Round
C) Spiral
D) Irregular
4% 7%4%
86%1. A) Elliptical 2. B) Round 3. C) Spiral 4. D) Irregular
A) True
B) False
32%
68%1. A) True 2. B) False
There are millions of galaxies in the universe!
Some can be seen without a telescope.
A) True
B) False
93%
7%
1. A) True 2. B) False
Constellations often change because: The Earth rotates around the sun, changing the angle and direction from which we see the stars
The stars are actually moving through space, so the distances between them will change.