Magic School Bus Blows Its Top

The earth is ________ all the time.

There are ____________ under the ocean.

The earth's surface is made up of layered, crust like __________ of rock.

Sometimes plates get jammed, then slip causing us to feel the earth move and we call it a ________________.

The deeper you go into the earth, the _______ it gets.

Melted rock is called ________.

There is melted rock _________ the ocean.

When molten rock shoots up out of an underwater volcano and hits the air, it cools and hardens forming a new _________.

When a volcano erupts it blows out volcanic ash, ______, rocks, and _______.

Some volcanoes form when plates _______ and others form over ________ in the crust.