ESS
Grade-10
Easy
Question
Through ___________ layer of the Earth P-waves travels fastest.
- Upper mantle
- Lower mantle
- Crust
- Outer core
The correct answer is: Lower mantle
Lower mantle travel faster
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___________waves are responsible for the back-and-forth movement of the Earth.
___________waves are responsible for the back-and-forth movement of the Earth.
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The P-wave of an earthquake arrive at a seismic station before the S-wave because____________.
The P-wave of an earthquake arrive at a seismic station before the S-wave because____________.
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__________are seismic waves that travel through interior part of the Earth.
__________are seismic waves that travel through interior part of the Earth.
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S- waves are _____________.
S- waves are _____________.
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____________ is used to record seismic waves.
____________ is used to record seismic waves.
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Convection currents occur in_________.
Convection currents occur in_________.
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Mantle expands up to a depth of _________below the crust.
Mantle expands up to a depth of _________below the crust.
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_________waves are more damaging.
_________waves are more damaging.
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Geologists discover about the Earth's interior by studying ____________ which travel through the Earth.
Geologists discover about the Earth's interior by studying ____________ which travel through the Earth.
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__________is an example of direct source to study the Earth’s interior.
__________is an example of direct source to study the Earth’s interior.
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Asthenosphere is the upper portion of the ___________.
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Select the correct statement.
Select the correct statement.
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_________is a types of heat transfer where warm air goes up and the cool air settles at the bottom.
_________is a types of heat transfer where warm air goes up and the cool air settles at the bottom.
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The ocean currents, weather, and tectonic plates are powered by the cycles of___________.
The ocean currents, weather, and tectonic plates are powered by the cycles of___________.
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All energy on Earth starts with______________.
All energy on Earth starts with______________.
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