What is the main difference in the formation of coal vs. the formation of natural gas and oil?
A. Coal formed mainly from deposits of plants and animals living in oceans and natural gas and oil formed mainly from the remains of plants and animals in swampy anoxic environments.
B. Coal takes several million years to form and natural gas and oil take much less time, roughly several thousand years.
C. Natural gas and oil require intense heat and pressure to form and coal only requires an anoxic environment.
D. Natural gas and oil formed mainly from deposits of plants and animals living in oceans and coal formed mainly from the remains of plants and animals in swampy anoxic environments.
Answer: D
You might also like to view...
The early energy reactions used hydrogen, which is a powerful ________ and could have been used to form ________
A) oxidant / the proton motive force B) electron donor / the proton motive force C) electron acceptor / oxygen D) oxidant / oxygen
A bean pod is
(a) a seed container. (b) a fruit. (c) a part of the stamen. (d) both a and b.
Which Era are we currently living in?
a. Cenozoic b. Miocene c. Quaternary d. Mesozoic e. Tertiary
Why can an insect eye detect motion better than the human eye?
a. Insects' eyes lack overlapping visual fields, and they are able to gather information from a narrow area. b. Insects have compound eyes that are very good for depth perception and hence detecting movement. c. The multiple ommatidia allow the insect eye to focus more acutely on an image. d. The lens of the insect eye is concaved, which provides better focusing capabilities than the convex lens of the human eye. e. The total range of vision for an insect eye is much narrow than that for a human eye