Unit C Environmental Chem 2.0 Vocab

Question 1

Ozone Layer

Answer 1

15 to 20 KM above Earth surface protect the earth from suns ultraviolet rays

Question 2

Microbiological

Answer 2

Indicator can cause serious health problems

Question 3

Parts per million

Answer 3

Measurement for the concentration of chemicals

Question 4

Acidity

Answer 4

How much acid is in rain

Question 5

Toxic

Answer 5

How harmful something is

Question 6

LD 50

Answer 6

Amount of a substance that causes 50% of the test animals to die

Question 7

Sulphur dioxide

Answer 7

Forms when sulphur mixes with oxygen

Question 8

Carbon monoxide

Answer 8

Colourless odourless gas that can harm you

Question 9

Greenhouse gases

Answer 9

Gas is that get trapped in the earths atmosphere and heated up

Question 10

Global warming

Answer 10

The general heating up of the earth caused by pollution

Question 11

Monitoring

Answer 11

Keeping track of something for a certain purpose

Question 12

Invertebrate

Answer 12

Animals without backbones

Question 13

Dissolved oxygen

Answer 13

When oxygen dissolves into water

Question 14

Spring acid shock

Answer 14

When pH of a pond slow or lake suddenly drops

Question 15

Toxicity

Answer 15

Concentration of toxins

Question 16

Heavy metals

Answer 16

Heavy metals have a density of five or higher

Question 17

Nitrogen oxide

Answer 17

Nitrogen plus oxygen

Question 18

Ozone

Answer 18

The layer on the outside of earth

Question 19

enhanced greenhouse effect

Answer 19

Human activities causing pollution