Science 3 Test 1

Water, the right kind of air, and good soil are examples of natural _______.

A large mass of moving rock or soil from a mountain or cliff is called a ______.

Magma can be found in the _______.

Precipitation on land that eventually trickles into streams is called _______.

Rocks are made of natural materials.

Lava can turn into kinds of rocks.

The coldest parts of the earth are the poles.

The outer layer of the earth is the _____.

Beneath the soil in the earth's crust is a layer called _____.

Soil erosion is the loss of ______ by wind and water.

The very center of the earth is called the ______.

When molten rock comes out of the earth it is called ______.

________ is the layer that wears away when erosion happens.

The imaginary line around the earth halfway between the North and South Poles is the equator.

What do you call a break between two of the Earth's plates where earthquakes can happen?

Material in the soil that is made from living things that are broken down or decayed is called _______.

There are ____ continents on the earth.

The place where a river begins, usually high in the mountains, is its _______.

Even though an earthquake might be weak, it can always be felt.

Which one of these is NOT a landform?

soil in which plants grow well

A place in the earth where magma can erupt as lava is a ________.

The place where a river meets the ocean is called its ________.

The shaking of the earth's crust is an ___________.

The _______ is the hottest because it is always closest to the sun.

As a river flows over land, it picks up fine sand, called _________.

The loss of topsoil by water and wind is called _______.

Bedrock is a part of the Earth's ______.

To plant different crops from year to year

A new landform made by soil deposited at the end of a river is a _______.

What is a ditch formed where soil washed away called?

Matter that settles to the bottom of a liquid is sediment.

Hot, liquid rock found in the earth's crust is called ______.

A ______ is a substance in the earth that has never been alive.

Lava is harmful to the soil.

Magma is the matter that settles to the bottom of a liquid.

The middle layer of the earth is called the _____.

A natural formation of rock or soil on the earth's surface is called a landform.

A volcano can quickly form a mountain or island.

A fault is where earthquakes are most likely to happen.

70% of the earth's surface is covered by _______.

How many oceans are on the Earth?