Astronomy Review #3: Question Preview (ID: 28370)

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What is the main force causing objects in the solar system to revolve around the Sun?
a) acceleration
b) friction
c) gravity
d) inertia

What would be true if the moon were closer to Earth?
a) Earth's atmosphere would have higher pressure.
b) Earth's mantle convection would slow down.
c) Earth's glacial erosion would happen faster.
d) Earth's tides would be higher and lower.

What happens to Earth's oceans as a result of the force of gravity between Earth and the Moon?
a) experience larger waves
b) change temperature
c) rise and fall regularly
d) become less salty

What is responsible for tides on Earth?
a) atmospheric wind
b) Earth's revolution
c) mantle convection
d) the Moon's gravity

Which object's gravity holds the planets in their orbits?
a) Milky Way
b) Mercury
c) the Earth
d) Sun

Why would a location have both high tides and low tides in a 24 hour period?
a) Earth's rotation
b) Earth's revolution
c) Moon's rotation
d) Moon's revolution

Which statement best explains why the moon stays in orbit?
a) Earth pulls the moon toward it all the time because of gravity
b) the moon exerts a gravitational force on Earth, pulling it toward it
c) the moon is really just traveling in a straight line, that happens to go around Earth
d) the gravitational attraction between Earth and the moon perfectly counteract the moons inertia

What process powers the energy of a star?
a) nuclear fishing
b) nuclear fission
c) nuclear fusion
d) culinary fusion

Why are the temperatures at the equator higher on average than those at the poles?
a) sunlight hits the equator at an angle
b) sunlight takes less time to arrive at the equator
c) sunlight does not travel through the atmosphere
d) sunlight strikes the equator more directly than the poles

What makes Earth able to support life?
a) Earth's is tilted 23.5 degrees
b) Earth contains liquid water
c) Earth contains solid water
d) Earth has a moon

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