Ben's voice has a lower pitch than Jessica's voice. Which statement explains why the pitch of Ben's voice is lower? (2 points) a
The sound of Ben's voice has less vibrations.

b
Ben's voice has the same amount of vibrations as Jessica's.

c
The sound of Ben's voice has a few more vibrations.

when the displaced particles are perpendicular to the direction the wave travels, is called a transverse wave, whereas in longitudinal wave the displace practices are parallel to the direction of the wave.

in the given image:

first image shows - longitudinal wave

second image shows - transverse wave

third image shows - longitudinal wave

fourth image shows - longitudinal wave

answer: substrate concentration. enzymes work best when there is a high enough substrate concentration for the reaction they catalyse.