Which variables are involved in understanding Kepler's third law of motion? (1 point) period of revolution, period of rotation
eccentricity of orbit, rotational velocity
rotational velocity, distance to sun
orbital velocity, distance to sun

answer: its c lololo

causes

fossil fuels burn

cities become more industrialized

human population grows worldwide

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.