AnswersPBCSD_Grade_Forgiveness_2001310_Earth Space Science_S1_2019Unit Test

Unit Test — Cumulative exam Answers

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Which statement describes the location of an earthquake’s epicenter?

A
It is located using a single set of data.
B
It is determined by the Mercalli Scale.
C
It is determined by the arrival time of surface waves.
D
It is located at the point directly above the focus
2
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Which statement explains what happens to older crust during seafloor spreading?

A
It is destroyed at coastlines.
B
It moves under continents.
C
It is destroyed at a mid-ocean ridge.
D
It moves away from a mid-ocean ridge.
3

What is the orientation of the magnetic stripes of iron contained in rocks that support the idea of seafloor spreading?

A
east and west
B
north and east
C
south and west
D
north and south
4

How is warm front formation different from occluded front formation?

A
A warm air mass rises above a cold air mass during a warm front, but two cold air masses surround a warm air mass during an occluded front.
B
Two cold air masses surround a warm air mass during a warm front, but a cold air mass moves against a warm air mass during an occluded front.
C
A cold air mass moves faster than a warm air mass during a warm front formation, but a cold air mass is pushed upward during an occluded front.
D
A warm air mass and a cold air mass form a boundary during a warm front, but water condenses between two air masses during an occluded front.
5

Which type of volcanic mountain has wide, gentle slopes?

A
rift
B
shield
C
composite
D
cinder cone
6

Which statement describes an interaction between the biosphere and the hydrosphere?

A
Plant roots take in water through their roots.
B
Plants take in carbon dioxide from the air.
C
Energy stored in plants is transferred to humans and animals that eat them.
D
Plants make food through photosynthesis and release oxygen into the atmosphere.
7

How is the elevation displayed on a topographic map?

A
contour lines
B
contour intervals
C
index contours
D
intermediate contours
8

Which is one way that analyzing ice benefits scientists who study ancient climates?

A
Scientists can analyze frozen volcanic dust to help predict eruptions.
B
Scientists can study the layers of ice cores to gather information about past atmospheric composition.
C
Scientists can use sand grains in ice to make inferences about the climate area.
D
Scientists can study tree rings in ice to learn more about past climates.
9

Which correctly lists three factors that are important to consider when forecasting weather?

A
clouds, isotherm, butterfly effect
B
isotherm, air pressure, temperature
C
air pressure, temperature, clouds
D
temperature, clouds, isotherm
10

hurricanestropical cycloneswildfirestsunamis

A
hurricanes
B
tropical cyclones
C
wildfires
D
tsunamis
11

Which correctly lists the three weather factors that are indicators of climate change?

A
sunsets, wind patterns, clouds
B
ocean currents, ice cores, temperature
C
temperature, wind patterns, ice cores
D
wind patterns, temperature, ocean currents
12

Which statement best describes monsoons?

A
They force cool, moist air from oceans to rise.
B
They are winds that blow in the opposite direction of a normal wind.
C
They bring heavy rain in the winter and in the summer.
D
They influence precipitation as wind moves near a mountain.
13

Which describes the two ways that energy is measured?

A
in convection and in temperature
B
in temperature and in radiation
C
in radiation and in convection
D
in wavelength and in temperature
14

Which is an important safety measure that should be taken during a hurricane?

A
Move away from windows.
B
Seek shelter in a ditch or low-lying area.
C
Go to the lowest level of the building.
D
Lie on the floor and cover your head.
15

Which correctly list the three gases that each make up less than 1 percent of Earth’s atmosphere?

A
argon, water vapor, carbon dioxide
B
oxygen, argon, water vapor
C
nitrogen, oxygen, carbon dioxide
D
carbon dioxide, oxygen, argon
16

Which is a natural factor that causes long-term climate change?

A
Earth’s position
B
pollen grains
C
fossils
D
ice cores
17

Which statement describes one characteristic of index contour lines?

A
They appear thinner and lighter than other lines on a map.
B
They show regions where a difference in elevation exists.
C
They show the locations of roads and paths on the landscape.
D
They show ratios used to determine the actual distance on a map.
18

Which major type of air mass forms over warm water?

A
maritime polar
B
continental polar
C
maritime tropical
D
continental tropical
19

Which landform rises abruptly from its surroundings and has a rounded or sharp peak?

A
hill
B
mountain
C
plains
D
plateau
20

According to the theory of plate tectonics, which is one feature that plates carry?

A
seafloor
B
inner core
C
lower mantle
D
asthenosphere

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