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Earth Science Part 1
Test Description: This test is designed as a cumulative review to cover the various 7th grade Earth Science standards.
Instructions: Answer all questions to get your test result.
1) Which of the following can be scratched with a fingernail?
A
quartz
B
topaz
C
diamond
D
calcite
2) How does the process of erosion affect Earth's structure?
A
Erosion creates oceanic trenches.
B
Erosion makes stream beds deeper
C
Erosion melts rocks to create magma
D
Erosion increases the size of mountains
3) Havasu Falls in the Grand Canyon drops over 120 feet over a vertical cliff into a pool below. Which processes are most responsible for forming this waterfall?
A
flooding and landslides
B
deposition and sedimentation
C
tectonic collisions and earthquakes
D
weathering and erosion
4) How does the process of deposition affect Earth's structure?
A
Deposition creates sediment from rocks.
B
Deposition adds materials to landforms.
C
Deposition removes soil from riverbeds.
D
Deposition releases magma on Earth\'s surface.
5) How does the process of plate tectonics affect Earth's structure?
A
Plate tectonics causes rivers to form valleys.
B
Plate tectonics creates mountains when plates collide.
C
Plate tectonics moves sediment from one location to another.
D
Plate tectonics leads to the movement of glaciers across land.
6) How does volcanic activity affect Earth's structure?
A
Volcanic activity wears down cliffs.
B
Volcanic activity moves Earth\'s plates.
C
Volcanic activity increases the size of rivers.
D
Volcanic activity creates islands.
7) Which of the following provides the best evidence that Earth's climate has changed over time?
A
the action of wind breaking down rocks into small pieces
B
the presence of insect bodies in hardened sap
C
the discovery of crocodile fossils in Greenland
D
the different varieties of flowering plants
8) Which of the following provides the best evidence that Earth has evolved over time?
A
locations of glaciers
B
layers in the atmosphere
C
seashell fossils in deserts
D
varying colors of sand grains
9) Which of the following best describes the role pressure plays in the rock cycle?
A
Pressure causes hot magma to sink and cool, forming igneous rocks.
B
Pressure changes the chemical make-up of sediments, causing them to harden.
C
Pressure weakens sedimentary rocks, breaking them into sediments.
D
Pressure transforms sedimentary and igneous rocks into metamorphic rocks.
10) Heat and pressure can turn a sedimentary rock into which of the following?
A
an igneous rock
B
a different sedimentary rock
C
a metamorphic rock
D
a sediment
*select an answer for all questions
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