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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
same geologic processes today have been at work throughout history
B
Catatrophes happen every day
C
geological changes occur suddenly
2) Uniforminatianism means
A
same geologic processes today have been at work throughout history
B
celebration where people around the world wear uniforms
C
geologic changes occur suddenly
3) Paleontology is
A
the study of past life and fossils
B
the study of fossils
C
The study of past life
4) Comparing rock layers to determine age is called
A
Answers 1 and 2
B
Relative dating
C
geologic column
5) In a geologic column...
A
rock layers grow where they want to
B
oldest rock layers are at the bottom
C
oldest rock layers are at the top
6) Missing rock layer in a geologic column is called...
A
Superposition
B
Uncomformity
C
Intrusion
7) Absolute dating is...
A
Determining the exact age of rock layer or fossil
B
Guessing the age of rock layer or fossil
C
Dating as an adult
8) Isotopes are
A
elements with the same number of protons, but different number of neutrons
B
figments of our imagination
C
An elelements with equal number of protons and neutrons
9) Breakdown of unstable isotopes into new element is
A
isotope makeover
B
Radioactive decay
C
Radiometric dating
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
half life
B
50 years
C
full 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
hard parts are preserved easier
C
hardened tree sap
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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