Volcanoes and Earthquake

What are Volcanoes?

• Volcanoes are the snow mountains.

• Volcanoes are the cracks in the Earth's crust from which magma comes out.

• Volcanoes are the solid form of water.

How many types of volcanoes are there?

• One

• Five

• Ten

• Three

When magma comes out of the volcano it is called

A sudden movement of a part of the Earth's surface is called

• Earthquake

• Volcanic eruption

• Tsunami

• Tidal wave

What is a Richter scale?

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Tsunami in Japanese is called

• Landslide

• Tidal wave

• Harbour wave

• Natural disaster

What are shock waves?

• It is earthquake

• Violent shaking movements caused by shifting rocks

• It is a volcano

Give two examples of active volcanoes.

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The strength of an earthquake is determined using an instrument called a

The point under the ground where the earthquake begins is called the

• epicentre

• central point

• focus

• focal point