Match the following definitions with the correct term. a. top ...

[theo]

Match the following definitions with the correct term.
 
 

a. top layer of the Earths surface, suitable for plant growth
  b. encircles the Earth
  c. a colorless, odorless mixture of gases
  d. poisonous materials
  e. molecule that filters harmful ultraviolet light from Earth
  f. clear, colorless, tasteless liquid
 
   1. air
 
   2. water
 
   3. soil
 
   4. atmosphere
 
   5. ozone
 
   6. toxic

Question 2

Hot exhaust gases from the combustion engine flow through a honeycomb of platinum metal in the ___________________ _.
 
 

 
  Fill in the blank(s) with the appropriate word(s).

[SeanoH09]

Answer to Question 1

1. ANS: C PTS: 1

2. ANS: F PTS: 1

3. ANS: A PTS: 1

4. ANS: B PTS: 1

5. ANS: E PTS: 1

6. ANS: D PTS: 1

Answer to Question 2

ANS: catalytic converter