Global Change — Cumulative exam Answers

26 verified answers1 views
3

The water cycle has no effect on ocean salinity or density.

A
T
B
F
4

Changes to the global climate could include _______.a.changes to temperatureb.changes to pressurec.changes to precipitationd.all of the above

A
A
B
B
C
C
D
D
9

Which of the following most significantly determines a community's access to potable water? a. access to clean raw water sources b. the availability of money c. local drought conditions d. the level of industrial development Please select the best answer from the choices provided

A
A
B
B
C
C
D
D
10

Flooding on rivers is caused by human activity rather than natural events.

A
T
B
F
11

Which of the following changes to waterways is only the result of human activity?a.erosionb.temperature fluctuationsc.floodingd.chemical pollution

A
A
B
B
C
C
D
D
12

Which of the following is an example of natural erosion?a.ice forming in cracks of rocksb.acid rain falling on sidewalksc.waves washing over rocks on the beachd.water washing away soil in an area used by off-road vehicles

A
A
B
B
C
C
D
D
15

Water at the top of a slope has potential energy.

A
T
B
F
16

Global climate change is a concern to scientists because it_______.a.is a natural process unaffected by humansb.has never changed beforec.can have drastic effects to life on Earthd.can happen overnight

A
A
B
B
C
C
D
D
17

Which of the following is not a way that humus affects the properties of soil?a.Humus expands with increased moisture levels.b.Humus increases the movement of water and air in soil.c.Humus decreases the porosity of soil.d.Humus acts as the basis for soil life.

A
A
B
B
C
C
D
D
18

Which of the following is true about ice ages?a.forests are plentiful and commonb.biodiversity is reducedc.ecosystems are createdd.glaciers recede

A
A
B
B
C
C
D
D
19

Please select the word from the list that best fits the definition

A
dew point
B
relative humidity
C
clouds
D
precipitation

Did you find these answers helpful?