Using the data in this table, calculate the number of half-lives that have passed for the granite (unit G on this table)?





A) 1

B) 2

C) 3

D) 4

E) 5


C) 3

Environmental & Atmospheric Sciences

You might also like to view...

Which of the following is an example of a chronic effect?

A. After drinking a fifth of vodka every day for years, a man developed cirrhosis. B. After eating a Snickers bar, a young girl went into anaphylactic shock and died. C. A woman attending a county fair petted a prize winning pig and contacted swine flu. D. After hiking in the mountains last weekend, an old man got poison ivy.

Environmental & Atmospheric Sciences

Animals that have only a single body opening that serves as both mouth and anus include

A) cnidarians only. B) cnidarians and flatworms. C) cnidarians, flatworms, and roundworms. D) cnidarians and sponges.

Environmental & Atmospheric Sciences

Sediment becomes sedimentary rock by the process known as ____________________, which

involves the ____________________ of grains, loss of water, and ____________________ whereby material is precipitated in pore spaces and binds grains together Fill in the blank(s) with the appropriate word(s).

Environmental & Atmospheric Sciences

Frost tends to form when the surface dew point temperature is below freezing

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences