Unit 1 Test Review

What do ice core samples in Antarctica reveal about Earth?

• changes in the composition of the atmosphere

• the increasing and decreasing cycle of sea level

• variations in the thickness of atmospheric ozone

• the rate of surface ice melting due to global warming

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NGSS.MS-ESS2-2

NGSS.MS-ESS3-5

Which of these statements correctly describes a benefit of ozone to people?

• It clears harmful pollutants from the air.

• It decreases the chance of developing skin cancer.

• It enhances the skin’s production of vitamin D.

• It decreases the probability of developing respiratory problems.

Coral bleaching is evidence of what change?

• a decrease in sea level

• a decrease in ocean salinity

• an increase in dissolved carbon dioxide

• an increase in water temperature

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NGSS.MS-ESS2-6

NGSS.MS-LS2-4

Which statement describes the interaction between sunlight and atmospheric ozone?

• Solar energy combines oxygen molecules and ozone molecules.

• Ozone molecules break apart when they absorb the sun’s ultraviolet radiation.

• Most of the sun’s radiation is reflected by ozone back into space.

• The ozone layer expands when it absorbs the sun’s infrared radiation.

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NGSS.HS-PS4-3

Why is it important for scientists to study multiple systems on Earth at the same time instead of studying them separately?

• They save time by studying similar parts of more than one system.

• They avoid errors because processes are similar in different systems.

• They get a better sense of what the boundaries of the systems are.

• They can observe how parts of the different systems affect each other.

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NGSS.MS-ESS2-4

NGSS.MS-LS2-3

NGSS.MS-ESS2-1

Which of these events is an example of how the water cycle includes interactions with the biosphere?

• Rainwater falls on a grassy slope.

• Sediment on a mountainside is washed away.

• Ocean water evaporates and forms clouds.

• Strong waves wash away sand at a beach.

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NGSS.MS-ESS2-4

NGSS.MS-LS2-3

What is the principle of uniformitarianism?

• The past helps us predict everything that is going to happen in the future.

• The past is the key to the present.

• The present is the key to the past.

• explains why and how a phenomenon occurs.

What is not part of the biosphere?

• fossils

• Bacteria

• Magma

• Aerosols

How do Earth systems interact with each other?

• Through scientific models

• Through nonspecific components

• Through matter and energy

• Through specific components

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NGSS.MS-ESS2-4

NGSS.MS-LS2-3

NGSS.MS-ESS2-1

Topographic maps show the sizes and shapes of the surface features by displaying what?

• soil types

• weather and climate

• how the landscape has changed over time

• Elevation