When the algae in coral reefs die off due to environmental stresses, the coral subsequently dies because of lack of food. This process is referred to as
a. coral acidification
b. algal blooming
c. erosion
d. coral bleaching
e. parasitism
D
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Which is a factor that determines the location of a coast?
a. The distribution of sediments b. The Erosion of land c. The volume of water in the ocean d. The impact of wave energy
If a person buys timber that is certified, he or she can be sure that it is
A) grown without synthetic pesticides and fertilizers. B) made from recycled wood chips. C) sustainably harvested. D) harvested and milled by hand.
Which of the following is true regarding the fuel for a fission reaction?
A) Any isotope of uranium can be used. B) Only U-235 can be used. C) Only U-238 can be used. D) Uranium is not a suitable fuel.
________ waves also known as push-pull waves
A) Longitudinal B) Orbital C) Reflective D) Refractive E) Transverse