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Quiz 2
Test Description: Quiz 2 2015
Instructions: Answer all questions to get your test result.
1) Rocks worn down by rain and wind can change any rock into
A
chemical rock
B
gemstones
C
sedimentary rock
D
metamorphic rock
2) Which type(s) of rock can experience heat and pressure?
A
igneous
B
metamorphic
C
sedimentary
D
all of the above
3) The relative age of a rock is
A
the number of years since the rock formed
B
less than the age of the fossils the rock contains
C
its age compared to the ages of other rocks
D
its age based on how much carbon-14 the rock contains
4) The law of superposition states that, in horizontal layers of sedimentary rock, each layer is
A
always older than any vertical layers
B
younger than the layer above it and older than the layer below it
C
older than the layer above it and younger than the layer below it
D
neither older nor younger than the other layers
5) The fossils of organisms that were widely distributed but only lived during a short period of time are called
A
petrified fossils
B
index fossils
C
carbon film fossils
D
trace fossils
6) Radioactive decay occurs when atoms of an unstable element
A
join with atoms of another element
B
break down to form atoms of another element
C
become part of a fossil
D
are exposed to chemical weathering
7) The geologic time scale is a record of
A
the thickness of sedimentary rock layers
B
the life forms and geologic events in Earth's history
C
the rate of fossil formation
D
the time since the evolution of dinosaurs
8) The Paleozoic, Mesozoic, and Cenozoic are divisions in the geologic time scale called
A
epochs
B
periods
C
eras
D
layers
9) The Cenozoic Era is often called the Age of
A
Fishes
B
Amphibians
C
Mammals
D
Reptiles
10) Which of the following shows the eras in order from oldest to most current?
A
Paleozoic, Pre-Cambrian, Mesozoic, Cenozoic
B
Pre-Cambrian, Paleozoic, Mesozoic, Cenozoic
C
Cenozoic, Mesozoic, Paleozoic, PreCambrian
D
Cenozoic, Mesozoic, Pre-Cambrian, Paleozoic
*select an answer for all questions
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