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WorksheetsGrade 7 Unit 1 Review
Total questions: 25
Worksheet time: 44mins
Name
Class
Date
1.
Earth's hydrosphere is best described as
a)
the thin layer of rock that covers Earth's surface
b)
the thin layer of water that covers most of the Earth's crust
c)
Liquid rock that is located in the Earth's core
d)
the thin layer of air that surrounds Earth
2.
What gas makes up the largest percentage of Earth's atmosphere?
a)
Oxygen
b)
Water vapor
c)
Nitrogen
d)
Carbon Dioxide
3.
Earth's hydrosphere is made up of
a)
mountains, plateaus, and glaciers
b)
nitrogen, carbon dioxide, and water vapor
c)
rocks, minerals, and magma
d)
oceans, glaciers, lakes and rivers
4.
What information did scientists use in order to develop this model?
a)
samples from the seafloor drills
b)
recordings of earthquake waves
c)
volcanic activity
d)
fossils in rocks
5.
Earth's surface is covered mostly by
a)
ice
b)
water
c)
lava
d)
solid rock
6.
Fern leaf fossils are most likely found in what type of rock?
a)
igneous
b)
sedimentary
c)
metamorphic
d)
basalt
7.
Limestone is a sedimentary rock and marble is a metamorphic rock. Although they have the same chemical makeup they are classified as different rocks because they
a)
were formed at different times
b)
were formed from different fossils
c)
took different amounts of time to form
d)
formed by different methods
8.
This rock sample would be classified as
a)
volcanic
b)
metamorphic
c)
igneous
d)
sedimentary
9.
Which physical property of calcite is being tested?
a)
streak
b)
hardness
c)
melting point
d)
reaction to acid
10.
A chemical property of a mineral is evident if the mineral
a)
breaks easily when hit with a hammer
b)
bubbles if acid is placed on it
c)
can be scratched with a fingernail
d)
reflects light from its surface
11.
Which information is the most helpful when trying to identify a mineral?
a)
location and mass of sample
b)
shape and texture of sample
c)
hardness and streak of sample
d)
color and size of sample
12.
Which property of the minerals is indicated by the color of the powder each leaves on the ceramic tile?
a)
streak
b)
reaction to acid
c)
hardness
d)
reaction to solvent
13.
Which process is most likely responsible for breaking down the rock cliff into sand-sized sediment?
a)
weathering
b)
precipitation
c)
faulting
d)
folding
14.
The formation of the rock fragments was most likely a result of
a)
cooling
b)
melting
c)
folding
d)
weathering
15.
The cross section shows sedimentary rock layers that has not been overturned since they were formed. Which layer is the oldest?
a)
dinosaurs
b)
early horses
c)
trilobites
d)
armored fish
16.
Evidence that living things have evolved over hundreds of millions of years can be found in
a)
particles of air
b)
rocks containing fossils
c)
tree rings from logged trees
d)
chemicals in human hair
17.
The map shows probable locations of continents in the past. What feature of the continents best suggest that they were once joined?
a)
some continents fit like a puzzle
b)
some continents are the same size
c)
all the continents have mountain ranges
d)
all continents contain the same crustal composition
18.
Scientists believe that crustal movement happens because of convection cells that occur in Earth's
a)
crust
b)
mantle
c)
inner core
d)
outer core
19.
What theory best explains the diagram?
a)
relativity
b)
gravity
c)
mountain building
d)
plate tectonics
20.
What evidence best supports that the landmasses on Earth were once in these positions?
a)
North America and India have matching mountain chains
b)
Madagascar have similar shapes
c)
Matching rock layers have been found in Africa and South America
d)
bedrock in Australia and Greenland have glacier scratches
21.
The map shows some geologic features located near the west coast of the U.S.. The arrows on either side of the fault represent
a)
volcanic eruptions
b)
rock formations
c)
relative movement of air masses
d)
relative movement of tectonic plates
22.
What are the coordinates of the letter X on the map
a)
110W, 40N
b)
130N, 50W
c)
40W, 110N
d)
50N, 130W
23.
What is the elevation of Point X on the map?
a)
21m
b)
30m
c)
0m
d)
22m
24.
The diagram shows a cross section of rock in the Earth's crust. The forces in the diagram caused the rock layers to
a)
fault
b)
form
c)
fold
d)
expand
25.
Which 2 processes could result in the formation of high mountains as well as rounded peaks?
a)
volcanic eruptions and global warming
b)
earthquakes and tidal activity
c)
collision of crustal plates and weathering
d)
production of greenhouse gases and weathering
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