Which of the following describes the signal detected by a Doppler radar?
A. a sound wave produced by wind shear
B. a sound wave produced by thunder
C. a radio wave reflected by precipitation
D. a radio wave emitted by lightning
Answer: C
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Photosynthesis in the open sea occurs in the
A. euphotic zone. B. abyssal zone. C. bathyal zone. D. coastal zone. E. profundal zone.
A population of similar individuals that in nature interbreed and produce fertile offspring:a
genus b. species c. kingdom d. class e. order
________ would have the largest number of days in its year because
A. Neptune; it is farthest away from the sun, and therefore has farther to travel. B. The Earth; it has water on it which slows it down. C. Venus; it has an atmosphere that is so thick it can hardly move through space. D. Mercury; it moves very slowly because it so hot. E. Jupiter; it is the largest planet which makes it move faster around the sun.
What type of rock likely composes the landscape shown in this photograph from the Investigation?
A. volcanic rocks, probably basalt B. metamorphic rocks C. sedimentary rocks D. granite