A baby bird leaves its nest and flies 5 miles north then 10 miles south. It took 1 hour total. a) What distance did it fly?
b) What is it's displacement (relative to the nest)
c) What is it's average speed for the trip?
d) what is it's average velocity for the trip?

their crystal patterns have been disrupted by stress

amplitude

hope this

blue light is scattered in different directions by the tiny molecules of air. blue is scattered more than other colours because it has a shorter distance to travel which results in smaller waves. this is why we see a blue sky most of the time.