All living organisms need to take substances from their environment to obtain energy, to grow and to stay healthy
No flamingos dont normally migrate unless there are changes in their habitat conditions
Answer:
a concave lens is exactly the opppostie with outer surfaces curving inward, so it makes parallel light rays curve outward or diverge. That's why concave lenses are sometimes called diverging lenses. ... The distance from the center of the lens to the focal point is, again, the focal length of the lens.
Explanation:
