Which of the following is false regarding the
properties of sound?
a. The amplitude of a sound corresponds to
loudness.
b. The frequency of a sound is the number of
wave cycles per second.
c. Every ten-decibel increase in loudness
represents a tenfold increase in intensity.
d. A soft sound has a greater amplitude than a
loud sound.
e. A high note and a low note with the same
amplitude are equally loud.
D
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Within the framework of an experiment, describe the
a. independent variable: b. dependent variable: c. controlled variables:
The home range of an animal is always defended
Indicate whether the statement is true or false
ER is an abbreviation for _______ ________.
Fill in the blank(s) with the appropriate word(s).
During the lab, when removing your sample, it is important to take it from the _______ of the container. This is where the most organisms will be found.
A) Top B) Bottom