Earth Science Review 4

Question 1

How many river basins are there in North Carolina?

Accepted Answer

17

Question 2

A natural disaster wipes out all life in an area, but does not remove the soil. What happens?

Accepted Answer

secondary succession

Question 3

If a "maritime" air mass comes from over the ocean, would you expect it to be moist or dry?

Accepted Answer

moist

Question 4

What is the second-most-prevalent gas in Earth's atmosphere, at 21%?

Accepted Answer

Oxygen

Question 5

What percent of the Earth's water is salt (ocean) water, and what percent is freshwater?

Accepted Answer

97.2% salt, 2.8% fresh

Question 6

The coastal marsh of North Carolina, including the sunshine, tides, animals and plants, is a/an

Accepted Answer

ecosystem

Question 7

How would you describe a continental tropic air mass?

Accepted Answer

hot and dry

Question 8

Which layer of the atmosphere is the stratosphere?

Accepted Answer

The stable layer that contains ozone; also where jets fly

Question 9

If a "non-point source" of water pollution is ill defined & hard to control, examples might be

Accepted Answer

eroding soils and storm-water runoff from city streets

Question 10

Weather vs. Climate: climate is the

Accepted Answer

Long-term weather patterns of an area

Question 11

Which layer of the atmosphere is the mesosphere ("meso-" means middle)?

Accepted Answer

The "middle" one that is actually second from the top

Question 12

The coastal plain, piedmont, and mountains are North Carolina's three main

Accepted Answer

biomes

Question 13

What gas makes up 78% of Earth's atmosphere?

Accepted Answer

Nitrogen

Question 14

weather, soil, lichens, and insects are

Accepted Answer

a combination of biotic and abiotic

Question 15

How would you describe a polar maritime air mass?

Accepted Answer

cool and moist

Question 16

What is Argon, anyway?

Accepted Answer

Any or all of these, but not like kryptonite, a noble gas, like neon and krypton, The gas that makes up the remaining 1%

Question 17

Weather vs. Climate: Weather is the

Accepted Answer

current state of the trophosphere (short term variations)

Question 18

The group of red-cockaded woodpeckers living on Ft. Bragg are a

Accepted Answer

population

Question 19

Which layer of the atmosphere is the troposphere?

Accepted Answer

The one where we live. It has moving air and weather

Question 20

If a "continental" air mass originates over land, would you expect it to be moist or dry?

Accepted Answer

dry

Question 21

Where is Earth's fresh water (in order from most to least)?

Accepted Answer

glaciers > ground water > surface water > atmosphere

Question 22

Since ocean currents moderate ocean temperatures, and moisture moderates air temperatures,

Accepted Answer

maritime air ranges from warm to cool

Question 23

what kind of weather typically occurs when a cold front moves through?

Accepted Answer

heavy rain

Question 24

trees, birds, and insects are

Accepted Answer

all biotic factors

Question 25

red-cockaded woodpeckers are a

Accepted Answer

species

Question 26

Sun, gravity, and water are

Accepted Answer

all abiotic factors

Question 27

Continental air masses are dry and lack the moderating influence of the ocean. They range from

Accepted Answer

hot to bitterly cold

Question 28

Farming that uses inorganic fertilizers, pesticides, genetically limited crops & much water is

Accepted Answer

conventional

Question 29

What is the percentage of carbon dioxide in Earth's atmosphere?

Accepted Answer

0.036%

Question 30

In talking about water pollution, when do we call a source of pollution a "point source"?

Accepted Answer

When we can identify where it comes from (eg. leaking tank)

Question 31

After a glacier carves valleys in rock, it melts. The procession of different species is

Accepted Answer

primary succession

Question 32

In the food web shown, if the snake population declines, what happens to the mouse population?

Accepted Answer

it increases

Question 33

Agriculture that uses compost, mulch to reduce water use, rotates crops, has predators eat bugs

Accepted Answer

sustainable

Question 34

What kind of weather typically occurs when a warm front moves through?

Accepted Answer

light to moderate rain

Question 35

Which layer of the atmosphere is the thermosphere ("thermo-" means having to do with heat)?

Accepted Answer

The uppermost and hottest one

Earth Science Review 4

Questions 35

Earth Science Review 4

Questions 35