The visible light that allows people to see where they are going describes
energy.

The movement of the blades represents. The visible light that allows people to see where they are going describes radiant energy.

yes

it is because 3 because the citizen the northern democratic party watned the warning on red to blue because it is purple. lol

this is a pretty broad question and can be a pretty lengthy answer. since 1900, women have gained a lot more rights and have become active in the workforce. with women being in the workforce, men play a larger role in family life. many family tasks are shared between men and women, whereas, women used to be the sole family caretakers.

that should get you started at least.