Bethel Earth Science Chapter 16

A lake can form when a cave system collapses

Seasonal changes do not significantly affect water temperature at the bottom of a deep lake

A stream and all its tributaries make up a

Which of the following contain the greatest amount of the earth's liquid fresh water?

The origin of a stream is its

The gradient of a stream relates most closely to its

For lakes and ponds in middle latitudes, the greatest contrast between surface and bottom temperatures would be in the

Definition: usually has rapids and waterfalls

Every stream's base is at sea level

Hydropower makes up less than half of the renewable energy produced globally

A stream that first appears as dotted blue lines on a topographic map is which of the following?

Which of the following is NOT a place where a lake can form?

There are several basin divides in North America

Definition: develops in the channels of low-gradient streams

Some lakes contain salt water instead of fresh

Definition: a smaller stream that feeds into a larger stream

The energy of a stream is directly related to its gradient

Definition: stream with the least erosion and most deposition

Definition: a ridge of mountains, hills, or elevated land that separates drainage basins

Definition: the origin and highest level of a stream

The study of the earth's fresh waters is called

Geologists have used both tectonic & glacial activity to explain the origin of natural lakes

An unusual lake that has an inlet but no outlet is a

Definition: flowing water that follows a distinct course over the land

Lakes of all sizes have well-established current patterns, just like the oceans

Which of the following contain the greatest amount of the earth's fresh water?

Over time, most lakes will usually

Which of the following can lead to a change of water surface height up to several meters in a short period of time?

The most likely reason that an engineer would design and build a levee would be to

Definition: wetland that forms as a river empties its water and sediment into another body of water

Definition: is produced by a cutoff

Definition: where a stream empties into another body of water, located at base level for that stream

Eutrophication increases nutrient levels in lakes & ponds, benefiting all organisms living there

Definition: the lowest level to which a stream can erode

The region from which water empties into a stream and its tributaries is a

The order number of a stream is based on how large its drainage basin is

Oxbow lakes can exist in high-gradient streams

The water in lakes are mixed vertically by a process called

Definition: a measure of the slope of a stream

In which of the following would you expect to see a narrow, V-shaped cross-section?