Because tropical levels used to be broken because temperatures hasn't varied in the years and history of global temperatures and history.
Therefore, in Doppler Effect only the frequency and wavelength are changes and the wave speed does not change
Answer:
1. interphase is the portion of the cell cycle that is not accompanied by gross changes under the microscope while phases is a distinct period or stage in a series of events or a process of change our development.
Fire naturally occurs in a grassland ecosystem and it helps the environment stay healthy and strong. I promotes richer soil as well as gets rid of excess leaves scattered around. After a fire, grassland ecosystems can grow again and be better than they were before.
