More cards in this set

Card 6

Front

What percentage of fresh water is used by industries, agriculture and homes?

Back

Preview of the front of card 6

Card 7

Front

What is the depth of lithosphere?

Back

Preview of the front of card 7

Card 8

Front

99.5% of lithosphere is made up of how many elements?

Back

Preview of the front of card 8

Card 9

Front

Describe the composition of the lithosphere?

Back

Preview of the front of card 9

Card 10

Front

Name a few primary pollutants?

Back

Preview of the front of card 10

Card 11

Front

Name a few secondary pollutants?

Back

Preview of the front of card 11

Card 12

Front

Does carbon monoxide have a scent?

Back

Preview of the front of card 12

Card 13

Front

How many times is CO lighter than air?

Back

Preview of the front of card 13

Card 14

Front

What is the major human source of methane?

Back

Preview of the front of card 14

Card 15

Front

How can Co poisoning be reversed?

Back

Preview of the front of card 15
View more cards