Water Resources and Treatment: Chapters 10 & 11 Study Guide

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30 Terms

1

Fresh Water

3% of Earth's water is freshwater.

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2

H2O

Chemical formula for water, 2 hydrogen, 1 oxygen.

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3

Water Treatment Process

6 steps to make water drinkable.

<p>6 steps to make water drinkable.</p>
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4

Flocculation

Process of forming floc to remove solids.

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5

Reverse Osmosis

Forces water through a fine filter membrane.

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6

Ultraviolet Radiation

Destroys viruses and microorganisms in water.

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7

Hard Water

Water with high mineral content, safe to drink.

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8

Boiling Water

Kills pathogens in water within 1-3 minutes.

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9

Sustainability

Maintaining water resources amid rising pollution.

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10

Dead Sea

Has salinity of about 30%, much higher than oceans.

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11

Desalination

Process of removing salt from water.

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12

Biological Contaminants

Micro-organisms like salmonella and E. Coli.

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13

Chemical Contaminants

Includes fertilizers, road salt, and minerals.

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14

Turbidity

Cloudiness in water due to suspended particles.

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15

Acidity

Water with pH below 7 is acidic.

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16

Basic Water

Water with pH above 7 is basic.

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17

Good Quality Water

Has pH between 6.5 and 8.5.

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18

Chlorine

Added to drinking water to kill organisms.

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19

Nitrates

Runoff from fertilizers contaminating water.

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20

Septic System

Includes tank and drainage bed for waste.

<p>Includes tank and drainage bed for waste.</p>
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21

Sewer System

Pipes carrying wastewater to treatment facilities.

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22

Stormwater Runoff

Rainwater carrying contaminants from urban areas.

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23

Greywater

Used water from sinks and baths.

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24

Blackwater

Water containing feces and urine.

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25

Water Misuse

Overuse or abuse of water resources.

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26

Water's Role in Body

Transports substances and regulates temperature.

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27

Water's Importance

Essential for plants, animals, and humans.

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28

Water Storage

Treated water stored in sealed containers.

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29

Water Pollution

Contamination affecting water quality and safety.

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30

Water Scarcity

Limited freshwater resources due to population growth.

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