Answer:The loudest of the two sound wave is second one
Explanation:because if shout the sound go high,then which one show you the highest the second one rigth
Air is a better conductor when the humidity is high.
That's why you cannot zap your sister on a humid or rainy day,
even after scuffing your feet on the carpet. The charge that you
build up from the carpet quickly flows away from you through the air.
Answer:
W=f*d
= 50 * 15
=750 J
Therefore, the work done is 750 joule( J)