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Review Goal 1.1.1
Test Description: Goal 1 Review Questions Earth Science NC
Instructions: Answer all questions to get your test result.
1) About how long ago did the Big Bang occur?
A
2 tya
B
13.7 bya
C
13.7 mya
D
4.6 bya
2) What is the shape of the planet's orbits?
A
circular
B
some are circular some are eliptical
C
they have no definite shape
D
eliptical
3) Which is larger?
A
planet
B
planetary system
C
star
D
galaxy
4) What is Earth's wobble referred to?
A
nutation
B
precession
C
binary
D
barycenter
5) Which of the following is a change in direction without a change in tilt?
A
barycenter
B
precession
C
nutation
D
binary
6) Where would the Earth/Sun barycenter be located?
A
near the sun
B
near the moon
C
near Earth
D
directly in the middle between Earth and the sun
7) Is the sun in a fixed position in the Solar System?
A
yes
B
no
8) Which of the following would be closest to our Solar System's barycenter?
A
Moon
B
Jupiter
C
Earth
D
Sun
9) Which of the following happens a planet gets closer to the sun?
A
It stays the same speed
B
It slows down
C
It speeds up
D
It reverses direction
10) Where did the sun and planets come from?
A
Milky Way explosion
B
Alpha Centauri Super Nova
C
Solar Nebula
D
Solar Flare
*select an answer for all questions
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