Which best explains why the auricle is bent and folded? to increase the surface area
to funnel sound into the ear
to vibrate the ear bones
to send a signal to the brain

to increase the surface area

Explanation:

dk not that sure but hope it helps

lithosphere and asthenosphere

when [oh-] is 10-5  m, and [h3o+] is 10-9  m, the poh is 5 and ph is 9. again in both cases the sum of ph and poh is 14. however, the hydrogen ion concentration is not always going to be equal to exactly 1 x 10 raised to a negative number. for example, we skipped over the value of 2.0 x 10-7.