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Fossils And Rocks
Test Description: Study tool for Rocks Fossils test
Instructions: Answer all questions to get your test result.
1) Catatrophism means
A
geological changes occur suddenly
B
same geologic processes today have been at work throughout history
C
Catatrophes happen every day
2) Uniforminatianism means
A
same geologic processes today have been at work throughout history
B
geologic changes occur suddenly
C
celebration where people around the world wear uniforms
3) Paleontology is
A
the study of past life and fossils
B
The study of past life
C
the study of fossils
4) Comparing rock layers to determine age is called
A
Relative dating
B
Answers 1 and 2
C
geologic column
5) In a geologic column...
A
oldest rock layers are at the bottom
B
oldest rock layers are at the top
C
rock layers grow where they want to
6) Missing rock layer in a geologic column is called...
A
Uncomformity
B
Superposition
C
Intrusion
7) Absolute dating is...
A
Guessing the age of rock layer or fossil
B
Determining the exact age of rock layer or fossil
C
Dating as an adult
8) Isotopes are
A
figments of our imagination
B
elements with the same number of protons, but different number of neutrons
C
An elelements with equal number of protons and neutrons
9) Breakdown of unstable isotopes into new element is
A
Radioactive decay
B
Radiometric dating
C
isotope makeover
10) Radiometric dating is determining absolute age of rock or fossil by ratio of parent to ratio of daughter
A
False
B
True
11) ____________ is time it takes for 1/2 of radioactive sample to decay
A
full life
B
50 years
C
half life
12) A fossil is the remains or evidence of an organism
A
False
B
True
13) Fossil - in rock means
A
trapped in sticky asphalt
B
hardened tree sap
C
hard parts are preserved easier
14) Fossil - in amber
A
well preserved in ice
B
hardened tree sap
C
hard parts preserved easier
15) Petrification occurs when pore space or tissue space fills with _______ and _________
A
water; softens
B
minerals; hardens
*select an answer for all questions
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