The correct option is c. (20 m) .
As the formula to calculate wavelength is :
wavelength = wavespeed / frequency
Answer:
Solid waste refers to the range of garbage materials arising from animal and human activities that are discarded as unwanted and useless. Solid waste is generated from industrial, residential, and commercial activities in a given area, and may be handled in a variety of ways.
Explanation:
Solid Waste are Wastes that is referred by public as “Garbage”. It can be wastes from Industries, Homes Factories or anything under the usage of animals and humans...
Answer:
C.
Explanation:
only a few types of molecules pass through the cell membrane
