Period Name_Jaydn Jones
need your
Date
Alien Dichotomous Key
Jaran
Help! Scientists have discovered quite a few new crewatures on planet Parisien
help to identify and classify them. Use the dichotomous key on the next page to iderese
creatures.
3.
2.1

Which statement best describes how the loudness of the sound affects the high-pressure region created by the sound wave? a. a louder sound has no effect on the pressure created. b. a louder sound means a high-pressure region that is higher. c. a louder sound means a high-pressure region that is not as high.