What is mechanical weathering also known as?
Earth Systems Review Quiz

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others
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5th Grade
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Medium
Randi Reiner
Used 2+ times
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23 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chemical weathering
Physical weathering
Volcanic activity
Tectonic movement
Answer explanation
Mechanical weathering is also known as physical weathering. It involves the breakdown of rocks into smaller pieces without changing their chemical composition, unlike chemical weathering which alters the minerals.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are volcanoes?
Large bodies of water
Openings where lava and steam erupt
Types of tectonic plates
Forms of chemical weathering
Answer explanation
Volcanoes are openings in the Earth's crust where lava, ash, and steam can erupt. They are not bodies of water, types of tectonic plates, or forms of chemical weathering, making the correct choice "Openings where lava and steam erupt."
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the biosphere?
Earth's water
Earth's air
Earth's living things
Earth's land
Answer explanation
The biosphere refers to all of Earth's living things, including plants, animals, and microorganisms. It encompasses the regions of the Earth where life exists, making 'Earth's living things' the correct choice.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the geosphere?
Earth's water
Earth's air
Earth's land
Earth's living things
Answer explanation
The geosphere refers to Earth's land, which includes the solid parts of the planet such as rocks, soil, and minerals. It is distinct from the hydrosphere (water), atmosphere (air), and biosphere (living things).
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What causes mechanical weathering?
Interaction with chemicals
Breaking down of rocks by physical means
Movement of tectonic plates
Eruption of volcanoes
Answer explanation
Mechanical weathering is caused by the breaking down of rocks through physical processes, such as freeze-thaw cycles, abrasion, and thermal expansion, rather than chemical interactions or tectonic activity.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens during an earthquake?
Lava erupts from a volcano
Tectonic plates move
Rocks chemically weather
Water evaporates
Answer explanation
During an earthquake, tectonic plates move due to the release of stress accumulated along geological faults. This movement causes the shaking associated with earthquakes, making it the correct answer.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the geosphere composed of?
Water and ice
Air
Solid and molten rock, soil, and sediments
Living things
Answer explanation
The geosphere is composed of solid and molten rock, soil, and sediments, which make up the Earth's crust and interior. Other options like water, air, and living things are part of different Earth systems.
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