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Earth Science 4th Nine Weeks Exam Flashcards | StudBud
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Earth Science 4th Nine Weeks Exam
Earth Science 4th Nine Weeks Exam
27 terms
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StudBud Administration
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154 plays
glaciers, geologic time, conservation
Flashcards
27 cards
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Practice quiz
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Questions
27
Answers
1
What is an unintended consequence of consumption?
erosion
fewer injuries
less pesticide use
2
The glacial deposits in Michigan were deposited during the
cenozoic era
mesozoic era
paleozoic era
3
Which is not directly related to th ephysical enviornment?
human activities
rocks
groundwater
4
The Hadean, Archean, and Proterozoic make up the Phanerozoic Eon.
true
false
5
Shorter than a period.
eon
epoch
era
6
Earth is dynamic, ever changing.
false
true
7
Which is not considered a renewable resource?
coal
most forest produts
solar energy
8
The mantle is made up of layer
3
2
1
4
9
A gap in the geoloic record
disconformity
unconformity
superposition
10
Primative plants, bacteria, algae, and invertebrates lived during the
mesozoic era.
cenozoic era.
paleozoic era
11
The Law of Superposition states that the same natural laws operate today as in the past.
true
false
12
Water expands when it freezes.
true
false
13
mineral&energy resource usage is keeping pace with population growth
false
true
14
Which are natural resources?
both
soil
water
15
What are the components of sustainability?
society
economy
environment
all the above
16
90% of the energy used in the US comes from
wind
solar
hydroelectric
fossil fuels
17
A rock unit is older than a feature that disrupts it (a fault or intrusion)
cross cutting relationships
law of original horizontality
law of superposition
18
Age of one rock unit compared to another
numeric age
relative age
radioactive age
19
gathering facts, formulating hypotheses and theories
scientific method
model
analysis
20
untested explanation of a natural processes
fact
theory
hypothesis
21
What percent of the parent material is left after on half-life?
12.5%
25%
100%
50%
22
Elements that emit atomic particles and energy are
radioactive.
magnetic.
stable.
23
The careful use of resources
composting
conservation
recycling
24
Which is a part of physical geology?
stars
oceans
earthquakes
25
Which is the inner core?
1
4
3
2
26
How many half-lives have occurred if their are 25 grams remaining?
2
4
1
3
27
Study of Earth from the greek
geology
geophysics
Earth Science