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True or False
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Determine whether each of the statements below is true or false.

1
The Solar System formed approximately 15 billion years ago.
A)TRUE
B)FALSE
2
Comets are not part of the Solar System.
A)TRUE
B)FALSE
3
The most massive object in the Solar System is the Sun.
A)TRUE
B)FALSE
4
Earth is the most dense planet in the Solar System.
A)TRUE
B)FALSE
5
Earth is the only body in the Solar System with active volcanoes.
A)TRUE
B)FALSE
6
Earth is the only planet with abundant oxygen in its atmosphere.
A)TRUE
B)FALSE
7
Earth is the only planet known to support life.
A)TRUE
B)FALSE
8
Pluto is the smallest planet.
A)TRUE
B)FALSE
9
The internal structures of Venus and Earth are similar.
A)TRUE
B)FALSE
10
The climates of Earth and Mars were similar in their early history.
A)TRUE
B)FALSE
11
The surface of Venus is very hot because of extreme volcanic activity.
A)TRUE
B)FALSE
12
The Moon was a dwarf planet that was captured by Earth as it passed through the Solar System.
A)TRUE
B)FALSE
13
On average, the inner planets are smaller than the outer planets.
A)TRUE
B)FALSE
14
On average, the inner planets are more dense than the outer planets.
A)TRUE
B)FALSE
15
The largest volcano in the Solar System is found on Mars.
A)TRUE
B)FALSE
16
The only planet with wind is Earth.
A)TRUE
B)FALSE
17
The planet with the strongest gravity is Jupiter.
A)TRUE
B)FALSE
18
The planet with the lowest density is Jupiter
A)TRUE
B)FALSE
19
The planet with the largest mass is Jupiter.
A)TRUE
B)FALSE
20
An astronomical unit is the average distance of the Earth to the Sun.
A)True
B)False





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