Relative Ages of Rocks Answers

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Please select the word from the list that best fits the definition

A
carbonaceous film
B
cast
C
principle of superposition
D
radiometric dating
E
beta decay
F
half-life
G
index fossils
H
mold
I
uniformitarianism
J
radioactive decay
K
relative dating
L
unconformities
4

Please select the word from the list that best fits the definition

A
remains
B
fossil
C
mold
D
hard
E
missing layer
F
trace
G
radioactive decay
H
carbon-14
5

Which statement is true of the undisturbed rock layers shown?

A
Limestone is the youngest.
B
Shale is the youngest.
C
Limestone is the oldest.
D
Shale is the oldest.
6

If the same types of fossils are found in two separate rock layers, it's likely that the two rock layers ____.a.formed at different timesc.formed under different conditionsb.are part of one continuous depositd.none of the above

A
A
B
B
C
C
D
D
7

Determining the order of events and the relative age of rocks by examining the position of rocks in a sequence is called ____.a.absolute datingc.relative datingb.radiometric datingd.radiocarbon dating

A
A
B
B
C
C
D
D
8

Extrusions are formed by cooling magma beneath Earth’s surface.

A
T
B
F
9

In a series of undisturbed rock layers where shale lies between sandstone below and limestone above, the ____.a.limestone is youngestc.sandstone is youngestb.shale is youngestd.beds are all the same age

A
A
B
B
C
C
D
D
10

Rock layers are correlated if they both contain the same ____.a.elementsc.fossilsb.shapesd.type of rock

A
A
B
B
C
C
D
D

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Relative Ages of Rocks Answers — LVA-Earth and…