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Sci 20 Geology
Which waves travel fastest?
What technology was used to discover the Mid-Atlantic Ridge?
Sci 20 Geology
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geology
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1
What technology was used to discover the Mid-Atlantic Ridge?
seismogram
sonar
paleomagnetism
satellite GPS
2
Which waves travel fastest?
Surface waves
S waves
P waves
3
A more severe tilt in Earth's axis would cause
global cooling
global warming
more extreme seasons
4
Which is characteristic of the Cenozoic?
dinosaurs
trilobites
mammoths
cyanobacteria
5
How do we know the core is partly liquid?
sonar
GPS
paleomagnetism
seismic waves
6
Which is characteristic of the Paleozoic?
single-celled organisms
mammals
fish
dinosaurs
7
What is the purpose of a tuned mass damper?
prevent foundation movement
make the building stiffer
UNmatch the building's frequency to the earthquake
match the resonant frequency to the earthquake
8
Which is the correct order of layers from outer to inner?
asthenosphere, mesosphere, lithosphere
lithosphere, asthenosphere, mesosphere
lithosphere, mesosphere, asthenosphere
mesosphere, lithosphere, asthenosphere
9
Which waves travel in a transverse waveform?
P waves
P waves and Surface waves
P and S waves
S waves and Surface waves
10
The driving force for continental drift is
erosion
convection currents
earthquakes
conduction
11
Mountain ranges tend to occur where
plates pull apart
plates collide
plates slip past each other
12
A convergent boundary forms a
ocean ridge
subduction zone
lateral/transverse fault
13
Which rock type is the result of extreme heat and pressure?
igneous
sedimentary
metamorphic
sediment
14
A transform boundary forms a
subduction zone
trench
mountain range
earthquake fault
15
A large amount of volcanic activity would cause long term...
global warming
global cooling
more extreme seasons
16
Paleomagnetism shows that
New crust is constantly being formed
There is friction at earthquake faults
The Earth's core must be liquid
Iceland is on a hotspot
17
Which is true of permineralization?
Involves the slow replacement of the original material
Usually happens to tracks and burrows
The original DNA is still present
It's an imprint left by a thin organism
18
Which is the best evidence for past floods and tsunamis?
large, smooth boulders
crystallized magma in rocks
deep fjords and U-shaped valleys
paleomagnetism
19
Earth gained an oxygen-rich atmosphere due to
cyanobacteria
flowering plants
stromatolites
trilobites
20
Which came first?
plate tectonics
continental drift
static theory
21
When plates pull apart, a ___ boundary forms
lateral
convergent
transform
divergent
22
Which rock type is also known as volcanic rock?
sedimentary
igneous
magma
metamorphic
23
An example of absolute dating is
stratigraphic
index fossils
radiometric
all of the above
24
Which is the result of a divergent boundary?
Mid-Atlantic Ridge
San Andreas Fault
Andes Mountains
Mariana Trench
25
The shortest time is a(n)
epoch
era
period
eon
