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Online Quizzing
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1

Our sun is but one of billions of stars in the ________ galaxy.
A)Andromeda
B)Milky Way
C)Almond Joy
D)Nebular
E)Ursa Major
2

Earth is approximately how many years old?
A)10 billion
B)120 million
C)2500
D)4.6 billion
E)8.4 billion
3

The average radius of Earth is about:
A)6371 km
B)8950 km
C)10,000 km
D)2745 km
E)5500 km
4

The deepest point in the oceans is found in the _________________ Trench.
A)Middle America
B)Java
C)Mariana
D)Kuril
E)Aleutian
5

The determination of the age of rocks by studying the decay of isotopes is called:
A)atomic dating
B)nuclear dating
C)relative dating
D)absolute dating
E)radiometric dating
6

The boundaries of geologic time units were first set by noting:
A)which rock units were found on top of others
B)the appearance and disappearance of fossils
C)changes in the predominant color of the rocks
D)the location of major faults
E)the variable location of the water table
7

There are ______ nautical miles in each degree of latitude.
A)100
B)50
C)10
D)60
E)12
8

This is another term for Greenwich Mean Time.
A)ZULU time
B)standard time
C)Universal Time
D)all of the above
E)a and c above
9

Earth rotates ______ degrees of longitude each hour.
A)12
B)60
C)15
D)10
E)30
10

The sun is directly above the equator on the:
A)summer solstice
B)vernal equinox
C)autumnal equinox
D)winter solstice
E)b and c above





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