I believe the answer is: The control group would be cars that were washed by hand
The control group exist in order to measure the result that created by subjects that recieve specal treatment (the special treatment in this case would be the automated car wash).
In the example above, the result from automatic car wash would be controlled by comparing it to the result from handwashed cars.
A pure substance is something that occurs in nature. An element is made up of one type of atom only and cannot be split further.
In simpler terms it is true an element is a substance that is made of ONE type of atom
Answer:
Open. The larger the <u>open</u> area...
Explanation:
Pharaoh is the supreme ruler of Egypt and a approved position for the sovereign place of power.