Science Chapter 16 Study Guide

Question 1

Hydropower makes up_______ of the renewable energy produced globally

Answer 1

63%

Question 2

The lowest point to which the stream flows is its

Answer 2

Mouth or base level

Question 3

The energy of a stream is directly related to its

Answer 3

Gradient

Question 4

The origin of a stream is its

Answer 4

Source

Question 5

The gradient of a stream relates most closely to its

Answer 5

Elevation profile

Question 6

Are high gradient stream usually erodes its blank faster than its blank

Answer 6

Streambed and banks

Question 7

A measure of the slope of a stream

Answer 7

Gradient

Question 8

The lowest level to which a stream can erode

Answer 8

Base level

Question 9

Where would you expect to see a narrow, V-shaped cross section

Answer 9

High gradient stream

Question 10

Would a young earth or old earth geologist agree that the oldest streams are low gradient streams

Answer 10

Old

Question 11

A stream along with all its tributaries is called a

Answer 11

Stream system

Question 12

A smaller stream that feeds a larger stream

Answer 12

Tributaries

Question 13

The order number of a stream system is based on its

Answer 13

Tributaries

Question 14

A stream and all its tributaries make up a

Answer 14

Stream system

Question 15

Describe how a streams rates of erosion and deposition are related to its gradient

Answer 15

High gradient streams have the highest erosion and least amount of deposition. Low gradient streams have the least amount of erosion and the most deposition

Question 16

A ridge that separates one drainage basin from another is called a

Answer 16

Divide

Question 17

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

Answer 17

Drainage basin

Question 18

Why are floodplains good areas for farming

Answer 18

Raw flat areas with fertile topsoil

Question 19

Is produced by a cut off

Answer 19

Oxbow lake

Question 20

Usually has rapids and waterfalls

Answer 20

High gradient streams

Question 21

Develops in the channels of low gradient streams

Answer 21

Meanders

Question 22

There are several basin divides in

Answer 22

North America

Question 23

To pass by dams on rivers such as the three gorges dam in China, ships require

Answer 23

Locks or lifts

Question 24

A stream that appears as dotted blue lines on a topographic map

Answer 24

Intermediate streams

Question 25

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

Answer 25

Control flooding

Question 26

Blank is created when a meander is cut off by the string

Answer 26

Oxbow lake

Question 27

What have geologists used to explain the origin of natural lakes

Answer 27

Tectonic and glacial activity

Question 28

What contains the greatest amount of the earths freshwater

Answer 28

Glaciers and ice sheets

Question 29

What contains the greatest amount of the earth liquid fresh surface water

Answer 29

Lakes and ponds

Question 30

A young earth geologist will claim that no lake or pond can be older than about blank ears

Answer 30

5,500

Question 31

Can a Lake form when a cave system collapses

Answer 31

Yes

Question 32

Where can lakes form

Answer 32

Volcanic creator, meteor crater, and sinkle

Question 33

Why are the great Salt Lake and the Dead Sea so salty

Answer 33

They have inlets and no outlets

Question 34

Large salty lakes that have evaporated due to past climate changes usually leave behind

Answer 34

Salt flats

Question 35

Do some lakes contain salt water

Answer 35

 yes

Question 36

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

Answer 36

Salt Lake

Question 37

A crater lake can be the result of either a volcano or a

Answer 37

Meteorite impact

Question 38

Extensive nutrients flowing into a lake or pond can produce 

Answer 38

Eutrophication

Question 39

Eutrophication changes the organisms in a lake overtime causing the lake to become

Answer 39

Toxic and reduces oxygen in like

Question 40

Overtime, most lakes well usually

Answer 40

Shrink

Question 41

The water in lakes are mixed vertically by a process called

Answer 41

Thermalology

Question 42

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

Answer 42

Summer

Question 43

In lakes and ponds, nutrients and oxygen are exchanged between the bottom and surface during spring and fall

Answer 43

Thermal turnovers

Question 44

The study of the earths surface waters is called

Answer 44

Limnology

Question 45

A rapidly moving weather system passing over a large lake can cause a slow, sloshing effect on lake levels called a

Answer 45

Seiche

Question 46

Do lakes of all sizes have well-established current patterns, just like the ocean

Answer 46

No

Question 47

What can lead to a change of water surface light up to several meters in a short period of time

Answer 47

Seiche