What Is a Volcano

Question 1

Which sentence tells the best idea of what a volcano is?

Accepted Answer

A volcano is a hole in the ground where hot melted rock called lava comes out.

Answer

A volcano is a tall mountain that has snow on top.

Answer

A volcano is a river that flows down a hill.

Answer

A volcano is a place where cold water comes out of the Earth.

Question 2

Which sentence tells why the hot material that comes out of a volcano is called lava?

Accepted Answer

It is rock that has become liquid because it is very, very hot.

Answer

It is melted cheese that spills from the volcano.

Answer

It is a type of water that boils.

Answer

It is just air that blows out of the ground.

Question 3

Mia sees a tall, pointy hill that sometimes sends bright orange streams down its sides. Which sentence tells exactly what the hill is and why the orange streams appear?

Accepted Answer

It is a volcano, a hole in the ground where hot melted rock (lava) flows out from deep inside the Earth.

Answer

It is a mountain with a river of water, because melted snow runs down the side.

Answer

It is a chimney that lets hot air rise, because warm air from the sun goes up through the opening.

Answer

It is a garden where plants grow, because the soil is warm and makes the plants happy.

Try three questions

Which sentence tells the best idea of what a volcano is?

Which sentence tells why the hot material that comes out of a volcano is called lava?

Mia sees a tall, pointy hill that sometimes sends bright orange streams down its sides. Which sentence tells exactly what the hill is and why the orange streams appear?

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