AnswersSY2025-26 - 2002040 MJ Comprehensive Science 1 Sem 1 CRUnit Test

Air Masses and Fronts Answers

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21
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Which is associated with low humidity?

A
dry air
B
warm air
C
rainforest
D
coastal area
22
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What causes different colors to appear in the sky?

A
the absorption of light by air molecules
B
the reflection of light by bodies of water
C
the greenhouse effect in Earth’s atmosphere
D
the scattering and reflection of light by dust particles
23

Which example best explains the interaction of Earth’s spheres when acid rain affects trees?

A
The geosphere is interacting with the hydrosphere.
B
The atmosphere is interacting with the hydrosphere.
C
The biosphere is interacting with the hydrosphere and the cryosphere.
D
The atmosphere is interacting with the hydrosphere and the biosphere.
24

Which interaction involves only one of Earth’s spheres?

A
Plant roots take in water from the soil.
B
Plants take in carbon dioxide from the air.
C
During photosynthesis, plants make food and release oxygen into the air.
D
Energy stored in plants is transferred to humans and animals that eat them.
25

Sleet forms directly from which type of precipitation?

A
snowflakes
B
hail
C
rain droplets
D
dust

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