Earth's Changes/forces

Where do most earthquakes occur?

• in the Earth's mantle

• at the Earth's inner core

• in the center of Tectonic plates

• along tectonic plate boundaries

When magma comes out of a volcano it is called-

• fire

• smoke

• lava

• igneous

Volcanoes are found-

• on land

• on islands

• underwater

• all of the above

What do you call melted rock below the earth's surface?

• epicenter

• fault

• focus

• magma

What are earthquakes?

• a super storm

• a giant tidal wave

• an eruption

• rolling, shaking, or moving of the Earth's surface

What is the outermost layer of the Earth called?

• core

• crust

• mantle

What are the puzzle pieces of Earth's surface called?

• Tectonic plates

• Earthquake

• puzzles

How are erupting volcanoes helpful?

• They can help clear land to build on.

• They can keep cold areas warmer.

• They are not helpful at all.

• They can shoot out lava that will eventually cool down on the Earth's surface and form new land.

Rocks, loose soil, and sand rapidly sliding down a slope are a change to the surface of the Earth known as a-

• delta

• volcano

• landslide

• earthquake

A landslide is mostly likely to be caused by-

• heavy rains

• cold weather

• breaking rocks

• strong winds