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Multiple Choice Quiz
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1

Which of the following occurs because of the revolution of the Earth about the sun and cannot be accounted for in geocentric models of the solar system?
A)the Coriolis effect
B)stellar parallax
C)planetary retrograde motion
D)the phenomenon of day and night
2

As a result of the Coriolis effect, a missile fired northward from the equator will seem to be deflected
A)too far to the north
B)too far to the south
C)toward the west
D)toward the east
3

The rigid outer layer of the solid Earth is the
A)lithosphere
B)asthenosphere
C)mantle
D)outer core
4

S waves cannot travel through the Earth's outer core. What does this tell us about the outer core?
A)the outer core is very cold
B)the outer core is made of Jello
C)the outer core is liquid
D)the outer core is made of silicate rock
5

Sea-floor spreading and continental drift are believed to be caused by which of the following?
A)tides
B)convection currents in the mantle
C)changes in the Earth's magnetic field
D)shrinkage of the crust as the Earth cools
6

In the plate tectonic model of the Earth's crustal activity, where is most of the new crustal material formed?
A)along mid ocean ridges
B)where plates collide
C)in the centers of continents
D)in mountain chains
7

What are the two most abundant gases in the earth's atmosphere?
A)nitrogen and oxygen
B)oxygen and carbon monoxide
C)water vapor and argon
D)methane and hydrogen
8

The layer of the Earth's atmosphere in which weather occurs is the
A)stratosphere
B)troposphere
C)thermosphere
D)mesosphere
9

What causes the Earth's mesosphere (also known as the ozone layer) to be warmer than layers just above or below it?
A)chemical reactions involving ozone produce heat
B)ozone absorbs solar energy
C)heat is transported into the ozone layer by convection from the troposphere
D)energetic particles hit the mesosphere to produce heat and aurorae
10

What produces auroras?
A)chemical reactions in the upper atmosphere
B)meteors
C)collisions of high energy particles with atmospheric gas
D)reflection of sunlight by high clouds





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