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WorksheetsUnit 4 Earth Science Review #1
Total questions: 41
Worksheet time: 31mins
Alfred Wegener named his single supercontinent ____________, which means "all Earth" in ancient Greek.
Pandora
Gandowandaland
Pangea
Percia
The Theory of Pangea
The Hypothesis of Moving Continents
Continental Drift Hypothesis
The Theory of Tectonic Plates
Most geologists think that the movement of Earth's tectonic plates is caused by
the rotation of the Earth.
the Earth's magnetic field.
subduction.
convection currents.
When plates collide we get ________.
crumbles
volcanos
trenches
mountain ranges
Which layer of Earth flows slowly and causes the crust to move?
Crust
Mantle
Inner Core
Outer core
What is the correct order (starting from the surface) of Earth’s layers?
crust, outer core, inner core, mantle
mantle, outer core, inner core, crust
crust, mantle, outer core, inner core
outer core, inner core, crust, mantle
Subduction means.....
one plate goes under another plate
two plates slide past each other
two plate collide and form folded mountains
Where seafloor spreading occurs, the ______ crust is being pushed away from the mid-ocean ridge.
older
younger
Sea-floor spreading explains how.....
new crust is created at a divergent boundary
volcanoes are formed on continents
deep sea trenches are formed
it didn't explain how the continents moved
Identify this type of plate movement
Divergent Boundary
Convergent Boundary
Transform Boundary
None
The San Andreas fault in California is a ___ boundary.
convergent
divergent
transform
The Mid-Atlantic Ridge is a ___ boundary.
convergent
divergent
transform
Scratching a mineral against a glass plate is a method of determining its __________.
color
hardness
streak
cleavage
Which mineral property is being tested in the following diagram?
density
luster
fracture
streak
The reflection of light from the surface of a mineral is called __________.
luster
streak
fracture
color
Describe the luster of the following mineral.
glassy
dull
metallic
nonmetallic
Which factor determines the crystal shape of a mineral?
arrangement of atoms
presence of impurities
reflection of light
Which mineral will scratch quartz but not corundum?
(Hint - Look at the diagram - notice that it goes from 1 at the top to 10 at the bottom.)
talc
topaz
feldspar
diamond
Which mineral is yellow in color and has a foul odor?
sulfur
pyrite
halite
talc
A naturally formed, inorganic solid that has a definite crystal structure
rock
tectonic plate
mineral
A measure of the ability of a mineral to resist scratching
hardness
luster
streak
The splitting of a mineral along smooth, flat surfaces
fracture
cleavage
hardness
Which one is not a property used to identify minerals?
streak
luster
hardness
size
This characteristic of a mineral means the substance is not made by an organism.
Chemical Composition
Solid
Inorganic
Crystalline Structure
The hardness of a mineral that can scratch a glass plate but cannot be scratched by a steel nail.
Less than 5.5
Greater than 6.5
4
5.5 - 6.5
Color is the least reliable way to identify a mineral because ... (select two)
Different samples of the same mineral can be different colors.
The same mineral will always be the same color.
Different minerals will always be different colors.
Two different minerals can be the same color.
