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Grade 8 (Plate Tectonics, rocks, microscopes, graphs.) Flashcards | StudBud
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Grade 8 (Plate Tectonics, rocks, microscopes, graphs.)
Grade 8 (Plate Tectonics, rocks, microscopes, graphs.)
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Review for plate tectonics, rocks and mircroscopes
Flashcards
30 cards
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Practice quiz
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Questions
30
Answers
1
The solid outermost layer of Earth is called ____________.
Mantle
Crust
Inner core
Outer core
2
The longest mountain chain in the world is.....
The Himalayas
The Arbuckle mountains
The mid Atlantic ridge
The Andes
3
Name for lines that join points of equal elevation on a topographic map.
Lines of symmetry
Isobars
Equality lines
Contour lines
4
The source of energy which is responsible for convection currents in oceans & the atmosphere.
Volcanic eruptions
Greenhouse gases
Power plants
Thermal Energy
5
Type of rock that is formed from exposure to heat and pressure
sedimentary
metamorphic
intrusive igneous
extrusive igneous
6
Boundary where tectonic plates slide past each other.
Divergent boundary
Transform boundary
Convergent boundary
International boundary
7
The two types of igneous rock are dependent on what?
The time it takes to cook the magma
High pressure
Low pressure and the amount of heat
Whether it forms from lava or magma
8
What three months of the year have the least number of tornadoes?
January, February and December
January, September and March
June, July and August
September, January and December
9
The Hawaiian islands are formed by what process?
A convergent boundary
The plate moving over a weak spot in the lithosphere
Volcanoes from a plate boundary
Volcanoes from a mid ocean ridge in the Pacific ocean
10
Boundary where tectonic plates move apart.
International boundary
Transform boundary
Convergent boundary
Divergent boundary
11
Theory that all continents drifted to their current locations.
Theory of Aerodynamics
Continental Drift Theory
Plate Tectonic Theory
Theory of Evolution
12
This is a very common rock with a hardness of 8 on the Mohs scale. What is its parent rock?
sandstone
granite
quartz
schist
13
Devil's tower is the inside of an extinct volcano. What type of rock makes up this formation?
extrusive igneous
intrusive igneous
sedimentary
metamorphic
14
Process where sediments are dropped off or laid-down.
Decomposition
Weathering
Deposition
Erosion
15
Boundary where subduction zones create deep ocean trenches.
Convergent boundary
Transform boundary
International boundary
Divergent boundary
16
The liquid layer of Earth consisting mostly of iron and nickel is called ____________.
Mantle
Outer core
Inner core
Crust
17
The bands or stripes in this gneiss is known as what?
exfoliation
layers
foliation
stripes
18
The thickest layer of Earth is called ____________, and it exhibits plasticity.
Inner core
Mantle
Crust
Outer core
19
Boundary where mid-ocean ridges are found.
International boundary
Convergent boundary
Divergent boundary
Transform boundary
20
Boundary where the biggest earthquakes typically occur.
Transform boundary
International boundary
Convergent boundary
Divergent boundary
21
According to the diagram arachnids branched off of what?
mollusks
crustaceans
sponges
chiropodists
22
Location in the mantle that continuously melts through the crust forming volcanoes.
Thermal reversal
Volcanic Island Arc
Magma burn zone
Hot spot
23
The layer of Earth which is composed of solid iron and nickel is called ____________.
Crust
Mantle
Inner core
Outer core
24
Boundary where tectonic plates come together.
Convergent boundary
International boundary
Divergent boundary
Transform boundary
25
Name of the layer of the earth where convection currents move.
stratosphere
asthenosphere
continental crust
lithosphere
26
The Himalaya mountains were formed by what process?
A divergent boundary
A convergent boundary
Volcanic mediation
geologic compaction
27
This causes tectonic plates to move.
Convection currents in the asthenosphere
Earthquakes
Volcanic eruptions
Thermal inversions in Earth's core
28
Process that breaks rock into smaller pieces (sediments).
Deposition
Weathering
Decomposition
Erosion
29
Process that transports sediments.
Decomposition
Erosion
Deposition
Weathering
30
The eyepiece of a microscope magnifies specimens by how much?
10 X
20 X
40 X
2 X
