Water that runs off the land into creeks, streams, lakes and oceans.

The change of water from a liquid to a gas, which requires additional energy.

After rounding to the nearest whole percent, about how much saltwater is there on earth?

Models are __________________ the real thing. (Which answer is not true)

Which of the following is NOT a property of soil?

The average human uses about ________ gallons of water per day?

When you stir the 4 types soil in your cup, what type of soil will settle to the bottom last?

When you stir the 4 types of soil in a cup, what type of soil settled to the bottom first?

What do we call the place where water is stored underground?

Fresh water that comes from lakes and streams is called ________________________.

What type of soil is made up of organic materials such as roots, leaves and bark?

Where are soils more likely to be deposited in a river system?

What do we call a scientist who studies the Earth's landforms?

What do we call smaller bodies of water that flow into larger bodies of water?

What do we call the process by which rocks break down into various earth materials, including soil?

The part of the Earth's surface that is made up of rock and soil.

The wearing away and movement of weathered materials, including soil.

True or False: Water molecules that are in the air as gas molecules are called water vapors.

What do we call an origin of a stream or river?

Small particles deposited in a stream or river, often found on the inside bend.

A large natural stream of water.

An instrument shaped like a cylinder, used for measuring liquids.

Composed of very small particles of minerals.

A natural body of flowing water on the surface of the Earth.

The passage of watery vapor from a living body such as a leaf.