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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
geological changes occur suddenly
C
Catatrophes happen every day
2) Uniforminatianism means
A
geologic changes occur suddenly
B
celebration where people around the world wear uniforms
C
same geologic processes today have been at work throughout history
3) Paleontology is
A
the study of fossils
B
the study of past life and fossils
C
The study of past life
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 top
B
oldest rock layers are at the bottom
C
rock layers grow where they want to
6) Missing rock layer in a geologic column is called...
A
Uncomformity
B
Intrusion
C
Superposition
7) Absolute dating is...
A
Dating as an adult
B
Determining the exact age of rock layer or fossil
C
Guessing the age of rock layer or fossil
8) Isotopes are
A
elements with the same number of protons, but different number of neutrons
B
An elelements with equal number of protons and neutrons
C
figments of our imagination
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
True
B
False
11) ____________ is time it takes for 1/2 of radioactive sample to decay
A
50 years
B
full life
C
half life
12) A fossil is the remains or evidence of an organism
A
True
B
False
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
hard parts preserved easier
B
hardened tree sap
C
well preserved in ice
15) Petrification occurs when pore space or tissue space fills with _______ and _________
A
minerals; hardens
B
water; softens
*select an answer for all questions
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