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Earth Review Game Goal 1.1.1
Test Description: Earth Science
Instructions: Answer all questions to get your test result.
1) Currently scientist think the Universe is _________________.
A
getting smaller
B
staying the same
C
The Milky Way
D
expanding
2) According to Kepler the shape of planetary orbits are____________.
A
blue shifting
B
parabolic shifts
C
perfect circles
D
ellipses
3) Earth's day and night are caused by _______________.
A
Angle of light
B
Rotation
C
Orbit
D
Revolution
4) Earth's seasons are caused by ____________.
A
rotation
B
solar eclipses
C
angle of light
D
distance from the sun
5) Earth's axis is tilted approximately _________________ degrees.
A
23.5
B
12
C
365
D
45
6) The point between two objects where they balance each other is ____________.
A
eclipse
B
barycenter
C
nutation
D
precession
7) _________________ is the force exerted on the Earth by the moon and on the moon by the Earth.
A
precession
B
gravity
C
nutation
D
barycenter
8) ________________ is the wobbling around the precessional axis, and is caused by the moon.
A
nutation
B
gravity
C
revolution
D
precession
9) According to Kepler what happens to a planet's speed as it gets closer to the Sun?
A
it is summer
B
speeds up
C
slows down
D
changes inertia reversal
10) What is the shape of the Milky Way Galaxy?
A
elliptical
B
globular
C
irregular
D
spiral
*select an answer for all questions
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