Which of the following pictures best indicates the Universe?
Required
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Question 3
3.
What is the approximate age of the Universe?
Required
1 point
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Question 4
4.
Compared to the Earth's solar system, the universe is inferred to be
Galaxies
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Question 5
5.
In your own words, define a galaxy.
Required
1 point
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Question 6
6.
At approximately which position is Earth's solar system located?
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1 point
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Question 7
7.
Which celestial feature is largest in actual size?
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1 point
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Question 8
8.
The present-day celestial objects labeled A are best identified as
1 point
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Question 9
9.
Calculate the distance from our solar system to the center of the Milky way Galaxy
Solar System
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Question 10
10.
In your own words, define a solar system.
Required
1 point
1
Question 11
11.
Which sequence correctly lists the relative sizes from smallest to largest?
Required
1 point
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Question 12
12.
What object is not in our solar system
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1 point
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Question 13
13.
What is the name of the group of planets that includes: Mercury, Earth, Mars and Venus?
Stars
1 point
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Question 14
14.
In your own words, define a star.
Required
1 point
1
Question 15
15.
Identify the nuclear process that uses up a star's core hydrogen and produces the energy released by stars in a globular cluster
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1 point
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Question 16
16.
What is the next stage of the Sun's life?
Required
1 point
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Question 17
17.
The age of the sun is
Planets
1 point
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Question 18
18.
In your own words, define a planet.
1 point
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Question 19
19.
The symbols below are used to represent different regions of space.
Which diagram shows the correct relationship between these four regions? [If one symbol is within another symbol, that means it is part of, or included in, that symbol.]
Moons
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Question 20
20.
In your own words, define a moon.
Required
1 point
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Question 21
21.
List the following astronomical features, in order of relative size, from smallest to largest.
Our Solar System
Earth's Moon
Sun
Jupiter
Milky Way Galaxy
Universe
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Question 22
22.
Which event occurred less than 10 billion years ago
Other Space Objects
Required
1 point
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Question 23
23.
Some fragments taken from the site have a nickel-iron composition. This evidence indicates that the crater probably was formed by