Earthquakes and volcanoes

Earthquakes and volcanoes are never in the news.

• True

• False

Earthquakes and volcanoes can cause ___________ and danger to the people.

• famine

• great damage

• illness

How do earthquakes and volcanoes affect people and the environment?

• can cause great damage and danger

• help to shape our Earth by forming mountains, valleys and islands

• can make people happy

Is the Earth solid all the way through?

• Yes, it is.

• No, it isn't.

The Earth's ________ is the outer layer of the Earth.

The Earth's crust is a layer of ________ rocks beneath the soil.

Write about the outer core.

Underneath the crust is a very thick layer of hot rocks called the ___________.

• crust

• mantle

• outer core

• inner core

Some of the mantles are solid, but parts of them are so hot that the rocks are molten and flow like __________.

The inner core is a hot ball of ______________ with some nickel.

• liquid iron

• solid iron