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