Science Unit 3

What is a slow change to earth's surface?

• A flood

• An earthquake

• Weathering

How do glacier's change earth

• Slowly

• quickly

What carries bits of rocks to a new place?

• rock

• wind

Erosion can make a river deeper and wider.

How can you tell erosion is taking place?

• Rock is flowing down the river.

• The water is moving upstream.

• The sun is shining off the water.

If you feel an _________ it probably means there has been activity in the earth's crust

• landslide

• earthquake

• flood

• erupts

When a volcano ________ magma flows to create a bigger landform.

• flood

• landslide

• earthquake

• erupts

When a ______ occurs, it can damage crops, homes, livestock and many buildings as the water rises.

• erupts

• earthquake

• flood

• landslide

Gravity can cause a _______, in which rocks and soil drop and cover all of the houses and land in its path.

• flood

• landslide

• earthquake

• erupts

Which of the following can cause a landslide?

• fast melting snow

• Slow melting snow

• Straw wattles

There are volcanos under the surface of water.

• True

• False