Asmall plastic building brick (like a lego piece) and a ceramic piggy bank filled with coins are displayed on the same shelf. which has more potential energy? why?

lol

explanation:

energy can be converted from one form to another, but it cannot be created or destroyed in ordinary chemical or physical means. do not understand what you are asking but 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.

the doppler effect is used by weather forecasters to measure 

moving clouds