If a severe thunderstorm produces large hail, it will not produce ...

[Mr.Thesaxman]

If a severe thunderstorm produces large hail, it will not produce a tornado.
 
  Indicate whether the statement is true or false

Question 2

In 1974, Dr. Rowland and Dr. Molina made what observation vis--vis ozone (O3 )?
 
  A) Anthropogenic O3 releases were a major culprit in global warming.
  B) Automobile exhaust and sunlight were producing photochemical smog.
  C) Photochemical interactions occur between chlorofluorocarbons and O3.
  D) CFC use at current levels had little effect on O3.
  E) Ground-level O3 irritates human eyes and respiratory systems.

[aruss1303]

Answer to Question 1

FALSE

Answer to Question 2

C

[Mr.Thesaxman]

TYSM

[kishoreddi]

Excellent