Red tides are caused by ________
A) increased ocean oxygen content
B) the position of the moon
C) increased ocean carbon dioxide content
D) sharks attacking harbor seals and walruses
E) elevated nutrient levels
Answer: E
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Which color of light comes from the higher energy transition, red or blue?
A) Blue is a higher frequency and therefore corresponds to a lower energy level transition. B) Blue is a higher frequency and therefore corresponds to a higher energy level transition. C) Red is a higher frequency and therefore corresponds to a lower energy level transition. D) Red is a higher frequency and therefore corresponds to a higher energy level transition.
In which of the following places would satellites be preferred over fiber optic lines?
A) Washington, D.C. B) Edinburgh, Scotland C) Moscow, Russia D) Tokyo, Japan E) Yaak, Montana
A mechanism accounting for differential survival and reproduction among members of a species;
survival of the fittest:a. neptunism d. natural selection b. stratigraphy e. orogeny c. formation
adiabatic processes cause cooling by _______.
a - conductior b - decompression c - convection d - radiation e - insertion