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What causes an earthquake? What are the effects of earthquake?

Important Questions on Some Natural Phenomenon

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Science>Physics>Some Natural Phenomenon>Earthquake
What are internal tectonic forces of earth? Explain any two forces.
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Science>Physics>Some Natural Phenomenon>Earthquake
Earthquakes can also happen under the sea.
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Science>Physics>Some Natural Phenomenon>Earthquake
Which of the following part of the earth is made up of molten iron?
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Science>Physics>Some Natural Phenomenon>Earthquake
Write one difference between a tidal wave and a tsunami.
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Science>Physics>Some Natural Phenomenon>Earthquake
People who study earthquakes are called _____.
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Science>Physics>Some Natural Phenomenon>Earthquake
Which of the following levels on a Richter scale indicates a quake that is almost not felt?
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Science>Physics>Some Natural Phenomenon>Earthquake
The place inside the earth's crust where the earthquake is generated is called:
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Science>Physics>Some Natural Phenomenon>Earthquake
What is the outer and inner core of the earth made up of?
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Science>Physics>Some Natural Phenomenon>Earthquake
Define focus and epicentre with reference to an earthquake.
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Science>Physics>Some Natural Phenomenon>Earthquake
When the Earth was formed, its crust was cool.
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Science>Physics>Some Natural Phenomenon>Earthquake
The core and the mantle of the Earth both are very hot.
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Science>Physics>Some Natural Phenomenon>Earthquake

Earthquakes that measure _____ (3/6) on the Richter Scale are so violent that they cause extensive damage.

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Science>Physics>Some Natural Phenomenon>Earthquake
What does a seismograph measure?
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Science>Physics>Some Natural Phenomenon>Earthquake
The epicentre of an earthquake is
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Science>Physics>Some Natural Phenomenon>Earthquake
A quake of the value 1 indicates a massive earthquake.
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Science>Physics>Some Natural Phenomenon>Earthquake
When the Earth was formed, its crust was cool.
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Science>Physics>Some Natural Phenomenon>Earthquake
 Mention any three effects of an earthquake.
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Science>Physics>Some Natural Phenomenon>Earthquake
Cotyledons are also called-
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Science>Physics>Some Natural Phenomenon>Earthquake
 Which instrument is used to measure earthquakes?
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Science>Physics>Some Natural Phenomenon>Earthquake
The outermost layer of the earth containing everything that is essential for life_____.