Focus On Earth Science: California Grade 6

Chapter 2: Earth's Structure

Standards Review

1.
Volcanic mountains are formed by __________. 2.d
A)folding
B)uplifting
C)erosion
D)the deposition of molten rock
2.
Mountains can be built through all of the following processes EXCEPT __________. 2.b
A)folding
B)uplifting
C)erosion
D)volcanic activity
3.
U-shaped valleys are formed by __________. 2.b
A)glaciers
B)rivers
C)lakes
D)rock slides
4.
The most important agent(s) of erosion is/are __________. 2.a
A)ice
B)streams
C)wind
D)gravity
5.
Canyons are formed by the erosional processes of __________. 2.b
A)gravity
B)ice
C)wind
D)streams
6.
What does plate tectonics cause? 1.e
A)forms ocean basins
B)forms mountains
C)causes volcanoes
D)all of the above
7.
What is the connection between volcanoes and plate tectonic movement? 1.f
A)Plate movement causes rock to harden and cool underground.
B)No connection exists between volcanoes and plate tectonic movement.
C)Volcanoes cause plate tectonic movement.
D)What is the connection between volcanoes and plate tectonic movement?
8.
Which of the following is an example of a mineral? 6.b
A)water
B)quartz
C)coal
D)granite
9.
Crystals are solid materials with __________. 6.b
A)atoms in an orderly, repeating pattern
B)distinct layers or bands
C)several different grain sizes
D)glass like, shiny surfaces
10.
__________ is not an example of a physical property. 6.b
A)Cleavage and fracture
B)Luster
C)Color
D)Chemical composition
11.
"Which of the following characteristics is NOT used to identify unique minerals?" 6.b
A)hardness
B)fizzes on contact with acid
C)magnetism
D)presence of a double image
12.
Igneous rocks cannot be formed from________. 6.b
A)magma
B)sediments
C)lava
D)liquid rock
13.
__________ rocks are formed by heating and squeezing existing rocks. 6.b
A)Metamorphic
B)Igneous
C)Sedimentary
D)Detrital
14.
The rock cycle is not used to illustrate the __________. 6.b
A)different types of rocks
B)relationship of rocks to other rocks
C)process of rocks changing from one type to another
D)journey of a rock
15.
The warmest place within Earth is in the __________. 1.b
A)crust
B)outer core
C)mantle
D)inner core
16.
Molten metal comprises most of the __________. 1.b
A)mantle
B)outer core
C)inner core
D)crust
17.
Which layer of Earth is solid, yet flows? 1.b
A)inner core
B)outer core
C)mantle
D)crust
18.
Convection is driven by differences in __________. 4.c
A)thickness
B)temperature
C)density
D)size
19.
The __________ is Earth's thinnest layer. 1.b
A)mantle
B)crust
C)inner core
D)outer core
20.
What is the lithosphere? 1.b
A)large, flat stones sitting on top of malleable magma
B)the plates that make up the crust and the upper part of the mantle
C)the plates that make up the crust
D)the upper part of the mantle
Grade 6
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