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Volcano Is A Volcano

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Nature’s Fury: Volcanoes
Volcanoes are one of the most terrifying and spine-chilling natural calamities that is known to mankind. It is a constant reminder of the fearsome power of Mother Nature.
A volcano is a mountain with an opening at its tip and contains molten rock known as lava. Volcanoes erupt when the pressure within the volcanic mountains increases. Hot gases, fragments of rock, soil are all thrown out due to the pressure. Lava and rock fragments spill over and the air fills with smoke. The lava, ash, and noxious gases are released at a high temperature in the range of 2,100°F (1,150°C). Avalanches, mudslides, hot ash flows, lava flows are all common disasters which follow a volcanic eruption. Volcano eruptions have in the past destroyed
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Sometimes this magma slowly works it’s way towards the upper surface of earth. Internal pressure builds up and results into a volcanic eruption. As the volcano erupts, ash and lava get deposited everywhere. The lava cools slowly being a poor conductor of heat. The lava continues to flow in its liquid state, however once it cools down, it hardens and remains stuck to the underlying soil or rocks.
There is a theory called ‘plate tectonics’. This theory explains that, the earth surface consists of numerous plates which fit with each other like pieces of a jigsaw puzzle. These plates tend to move at times. This movement is strong enough to trigger a volcanic eruption or an earth quake near the edge of the
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Why do volcanoes erupt?
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4. What are the different types of volcanoes?
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II. Join the following sentences to create one sentence without altering the meaning.
1. An active volcano is a volcano that has had at least one eruption during the past 10,000 years. An active volcano might be erupting or dormant.
2. A volcano is a mountain with an opening at its tip. Volcanoes contain a pool of molten rock below the surface of the earth.
3. With typical waves, water flows in circles. With a tsunami, water flows straight.

III. Learn the phrases and their meanings.
Phrases Meanings eagle eyes someone who sees or notices things easily like two peas in a pod similar in appearance bag of bones extremely thin in the blink of an eye very quickly the apple of your eye very precious

Now fill in the blanks using the idioms given
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