Most filter-feeding whales have calls between 15 to 25 hertz, but one type of filter-feeding whale has a much higher frequency, at 52 hertz. What likely differs
between the two whale calls?
The place of equilibrium
The height of the waves
The time it takes for successive crests to pass through a point
The amplitude

You want to cultivate some exotic plants at your farm. however, the climate is chillier than the temperature range favorable to the crop. which is the best method to use for the cultivation of this exotic crop? a. use a crop rotation method b. use a lot of fertilizer c. prepare the seed bed properly d. use a greenhouse e. use irrigation

Which to produce involved from a symbiotic relationship of organisms which resulted in eukaryotic organisms contain chloroplast

Why are some places regularly warmer or cooler than others in a given month