Coal is considered to be a

A) biochemical sedimentary rock.
B) clastic sedimentary rock.
C) fossiliferous sedimentary rock.
D) chemical sedimentary rock.


Answer: A

Physics & Space Science

You might also like to view...

A clown at the circus blows up a balloon with helium. This balloon will not float to the ceiling unless

A. the pressure of the helium inside the balloon is less than the atmospheric pressure. B. the balloon and the helium it contains weigh less than the air displaced by the balloon. C. the pressure of the helium inside the balloon is greater than the atmospheric pressure. D. the weight of the balloon is less than the weight of the air displaced by the balloon.

Physics & Space Science

The net force acting on an insect falling downward at constant velocity is

A) zero. B) the weight of the insect. C) upward air resistance. D) none of the above

Physics & Space Science

Except for the lightest nuclei, the average binding energy per nucleon is about

A) 12 MeV. B) 4 MeV. C) 6 MeV. D) 10 MeV. E) 8 MeV.

Physics & Space Science

Websites typically only have one goal.

Answer the following statement true (T) or false (F)

Physics & Space Science