Answer:
Explanation:
Astronomers use the entire electromagnetic spectrum to observe a variety of things. Radio waves and microwaves – the longest wavelengths and lowest energies of light – are used to peer inside dense interstellar clouds and track the motion of cold, dark gas.
It changes heritable traits and phenotypes
You can infer there is a big population of sierra leone
As of 2013 the population of sierra leone is 6.092 million and is increasing.