science
Grade-4-
Easy
Question
_______ condition enhances slow chemical weathering.
- Thick layer of soil
- No rainfall
- No wind
- Cold temperatures
Hint:
Cold temperature
The correct answer is: Cold temperatures
- Cold temperature slows down the chemical process of weathering.
- Chemical weathering is a process by which rocks are dissolved or broken down by chemical reactions, causing chemical changes within the rocks.
Related Questions to study
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Name the sphere that contains rocky outer part of the earth.
- Hydrosphere
- Biosphere
- Lithosphere
- Atmosphere
Name the sphere that contains rocky outer part of the earth.
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- Hydrosphere
- Biosphere
- Lithosphere
- Atmosphere
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We live on ___________
- Inner core
- Outer core
- Crust
- Mantle
We live on ___________
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- Inner core
- Outer core
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In chemical weathering________.
- Chemical structure of rock changes
- Chemical structure of rock remains the same
- Color of rock does not change at all
- None of these
In chemical weathering________.
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- Chemical structure of rock changes
- Chemical structure of rock remains the same
- Color of rock does not change at all
- None of these
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Which of the following activity does not take place in physical weathering?
- Rock dissolves in chemicals
- Shape of rock changes
- Size of rock changes
- Rock takes a new shape
Which of the following activity does not take place in physical weathering?
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- Rock dissolves in chemicals
- Shape of rock changes
- Size of rock changes
- Rock takes a new shape
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Earth is the ______planet from the sun.
- Second
- Third
- Fourth
- Fifth
Earth is the ______planet from the sun.
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- Second
- Third
- Fourth
- Fifth
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Which of the following statement is correct?
- Landforms are present on the earth’s crust.
- Landforms are not present on the crust.
- Weathering is an example of a landform.
- There are no landforms on the earth.
Which of the following statement is correct?
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- Landforms are present on the earth’s crust.
- Landforms are not present on the crust.
- Weathering is an example of a landform.
- There are no landforms on the earth.
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______ is obtained after the eruption of lava.
- Lava rock
- Magma rock
- Volcanic rock
- Molten rock
______ is obtained after the eruption of lava.
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- Lava rock
- Magma rock
- Volcanic rock
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On melting at _______, metamorphic rock becomes magma.
- High temperature
- Low temperature
- High pressure
- Low pressure
On melting at _______, metamorphic rock becomes magma.
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- High temperature
- Low temperature
- High pressure
- Low pressure
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_________ is an example of a weathering.
- Breaking of rocks by water
- Breaking of rocks by ice
- Breaking of rocks by rusting
- All of these
_________ is an example of a weathering.
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- Breaking of rocks by water
- Breaking of rocks by ice
- Breaking of rocks by rusting
- All of these
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Splitting of rock along a fracture is an example of _______.
- Weathering
- Erosion
- High magma temperature
- None of these
Splitting of rock along a fracture is an example of _______.
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- Weathering
- Erosion
- High magma temperature
- None of these
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Select the correct statement about igneous rocks.
- It is always formed by volcanoes.
- It is formed by melting and pressure.
- If magma cools slowly, larger crystals are formed.
- None of these
Select the correct statement about igneous rocks.
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- It is always formed by volcanoes.
- It is formed by melting and pressure.
- If magma cools slowly, larger crystals are formed.
- None of these
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Generally metamorphic rocks are___________.
- Layered
- Clustered
- Morphed
- Cemented
Generally metamorphic rocks are___________.
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- Layered
- Clustered
- Morphed
- Cemented
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_________is a type of rock that is made as a result of lithification of sediment grains under pressure over a long period of time.
- Sedimentary rocks
- Metamorphic rocks
- Igneous rocks
- Metamorphic rocks
_________is a type of rock that is made as a result of lithification of sediment grains under pressure over a long period of time.
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- Sedimentary rocks
- Metamorphic rocks
- Igneous rocks
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A difference between metamorphic rock and its parent rock will produce ________.
- Different texture
- Different mineral content
- Different structure
- All of the above
A difference between metamorphic rock and its parent rock will produce ________.
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- Different texture
- Different mineral content
- Different structure
- All of the above
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_______are transformed rocks.
- Igneous rocks
- Metamorphic rocks
- Sedimentary rocks
- Rocky rock
_______are transformed rocks.
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- Igneous rocks
- Metamorphic rocks
- Sedimentary rocks
- Rocky rock