Q: What occurs when the crests of one wave overlap the troughs, or lowest points, of another wave? Choices: - harmful interference - random interference - constructive interference - destructive interference A:
destructive interference

(Question)
Q: Sounds or pictures can be encoded in pulses of what, which are then sent through an optical fiber? Choices: - kinetic energy - microwaves - quasars - laser light A:
(Answer)
laser light

Ques: Q: What group of animals has permeable skin that makes them vulnerable to pollution? Choices: - fish - mammals - reptiles - amphibians A:
Ans: amphibians

(Q).
Q: What is the term for the quantity of heat required to raise the temperature of 1 gram of a substance by 1 degree celsius? Choices: - thermal heat capacity - transferable heat - heat requirement - specific heat capacity A:
(A).
specific heat capacity

Ques:Q: Energy transfer between what kinds of levels is generally rather inefficient? Choices: - producer - secondary - apex - trophic A:

Ans:trophic

Question: Q: What is the term for the measure of the average kinetic energy of the particles in matter? Choices: - voltage - precipitation - friction - temperature A:
Answer:
temperature