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Second Semester Test Practice V
Test Description: Review
Instructions: Answer all questions to get your test result.
1) How is a rock different from a mineral?
A
A rock is made up of minerals.
B
Rocks don't change.
C
Minerals are harder than rocks.
D
A mineral is made up of rocks.
2) On the Mohs scale, which mineral has a hardness of 10?
A
apatite
B
quartz
C
talc
D
diamond
3) A scientist says a mineral is metallic. What property is the scientist describing?
A
hardness
B
cleave
C
luster
D
streak
4) Why do all minerals have a geometric shape?
A
because of the way the particles are arranged
B
because of the massive amount of pressure needed to form minerals
C
because of the living parts of the minerals
D
because of the high temperatures needed to form minerals
5) Why are you likely to find dark brown soil in a forest?
A
due to a little humus.
B
It has rocks in it
C
due to a lot of humus
D
it is because of the shade
6) How were the canyons in Badlands National Park formed?
A
hey were formed by a sudden and unexpected volcanic eruption.
B
They were formed by erosion as moving water dug into Earth.
C
They were formed as a glacier moved from Canada to North America.
D
They were formed by a rapid shift in Earth's tectonic plates.
7) Plant roots grow into cracks in rocks and make the cracks larger. What is happening?
A
mechanical weathering
B
deposition
C
erosion
D
chemical weathering
8) What is an important difference between erosion and weathering?
A
Weathering happens after the erosion of a material.
B
Erosion involves movement of materials from one place to another.
C
Erosion changes the chemistry of materials.
D
Weathering happens only during fierce storms.
9) What process forms river deltas?
A
sedimentation
B
weathering
C
erosion
D
deposition
10) Mineral deposits in lakes and on the ocean floor are formed when
A
the tectonic plates under lakes and oceans shift.
B
dissolved minerals settle out of the water.
C
minerals in rainfall settle in lakes and oceans.
D
rocks in lakes and oceans undergo weathering.
*select an answer for all questions
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