What is the most environmentally harmful fossil fuel?
A. coal
B. natural gas
C. oil
D. peat
Answer: A
You might also like to view...
The agricultural movement that has boosted yields by (1) developing high-yield varieties, (2) using large inputs of water and fertilizer, and (3) multiple cropping is called the ________ revolution.
Fill in the blank(s) with the appropriate word(s).
Which of the following is most similar in volume to an acre-foot of water?
A) 1,000 Gallons B) An acre covered to a depth of 3 feet (1 meter) C) Most of a football field covered to a depth of 1 foot D) A square mile of land covered to a depth of 3 feet (1 meter) E) 20 Million gallons
Calcite and halite are both held together by ionic bonds. Calcite has a +2 charge and halite a +1. Which is stronger?
A) halite B) calcite C) they are equally strong D) they are equally weak
Day and night have an equal length during a(n) ________
Fill in the blank(s) with the appropriate word(s).