Answer:
<em>b. Generally, the quality of life is directly related to an area's energy use per person.</em>
Explanation:
The quality of life is directly proportional to the amount of energy being used. The more the amount of energy the more the quality of life will be enhanced. For example, the life of a person who uses much electricity and fuels will be better than the person who cannot use electricity or fuel. Hence, the correct option is b.
This is a trick question there is no there name for it
A compound is always a substance because it's made out of two or more atoms bonded together. Now a substance isn't always a compound because it takes two or more elements to create a compound in a chemical reaction, ans substances can contain only one element. In other words a substance can be constructed of one type of atom. Some substances that aren't compounds are: gold and baking soda.
The answers you need are:
D
E
C
A
B
A galaxy is a group of stars, interstellar gas, dust, etc.
There are different types of galaxies. They are all categorized by their shape:
Spiral: a spiral galaxy has a disc in the centre and curved arms that come out of it.
Irregular: it does not have a specific shape. It is just a mass of things.
Elliptical: an elliptical galaxy looks basically like a disc in the universe.
I hope it helps. I tried to explain it as easy and as simple as possible!