Earth As A Body In Space Part 2 Question Preview (ID: 34726)
Earth In Space.
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Why are seasons opposite in the northern and southern hemispheres?
a) Because summer only occurs when one hemisphere is closer to the sun
b) Because when 1 hemisphere is tilted towards the Sun, the other is tilted away
c) Because the Sun's rays move in different directions around our stationery planet throughout the year
d) Because winter only occurs when the moon is closest to Earth
What is the tilt of Earth's axis relative to its ecliptic plane?
a) 90 degrees
b) 360 degrees
c) 23.5 degrees
d) 15 degrees
What term is given to the plane at which Earth orbits around the Sun?
a) circular
b) parallel
c) obtuse
d) ecliptic
What force causes Earth's mass to move outward from its center at the Equator as Earth rotates?
a) the big bang
b) the solstice
c) centrifugal force
d) the equinox
How far does Earth spin each hour?
a) 15 degrees
b) 75 degrees
c) 150 degrees
d) 360 degrees
What motion causes Earth to take the shape of an oblate spheroid?
a) its revolution around the Sun
b) its rotation
c) its solstice
d) its equinox
The Big Bang Theory explains
a) the law of gravity
b) the origin of life
c) the origin of the universe
d) why the universe was created
What does the Big Bang Theory say?
a) Two galaxies collided causing a big bang
b) All of the matter in the universe exploded from a tiny, dense point.
c) the Universe was created in its current location
d) the Universe is collapsing and getting smaller.
What does Kepler's first law state?
a) Each planet revolves around the Sun in a circular path
b) Each planet revolves around the Sun in an elliptical path
c) Planets closer to the Sun move faster than planets farther away
d) Planets closer to the Sun move slower than planets farther away
What term is given to when our hemisphere is closest to the Sun?
a) perihelion
b) aphelion
c) solstice
d) equinox
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