Mechanical Weathering Quiz

Quiz
•
Science
•
4th Grade
•
Hard
Standards-aligned
Maria West
Used 13+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is mechanical weathering?
The process of breaking down rocks through chemical changes.
The physical breakdown of rocks into smaller pieces without changing their chemical composition.
The biological growth on rocks that causes them to disintegrate.
The transportation of sediment by wind and water.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an example of mechanical weathering?
Oxidation of minerals in rocks.
Dissolution of limestone by acid rain.
Growth of tree roots in cracks of rocks.
Formation of caves by carbonic acid in groundwater.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What role does water play in mechanical weathering?
It dissolves rocks completely, leading to weathering.
It acts as a lubricant to speed up the weathering process.
It freezes in the cracks of rocks, expanding and causing the rock to break apart.
It combines chemically with minerals in the rock to break them down.
Tags
NGSS.MS-ESS2-4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does temperature contribute to mechanical weathering?
By causing rocks to melt and reform into different shapes.
Through the expansion and contraction of rocks, leading to their breakdown.
By increasing the rate of chemical reactions that weather rocks.
Temperature has no effect on mechanical weathering.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is frost wedging?
The process of water freezing in the atmosphere, forming frost.
A type of chemical weathering involving water and cold temperatures.
The mechanical breakup of rock caused by the expansion of freezing water in cracks and crevices.
The wedging apart of rocks by ice sheets and glaciers.
Tags
NGSS.MS-ESS2-2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which factor does NOT affect the rate of mechanical weathering?
Rock type and composition.
Climate, especially temperature and moisture levels.
The presence of soil and vegetation.
The color of the rock.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is exfoliation in the context of mechanical weathering?
The peeling of layers from rocks due to chemical reactions.
The washing away of outer rock layers by heavy rain.
The removal of overlying pressure, causing the rock to expand and fracture.
The biological removal of rock layers by tree roots and lichens.
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