Answer:
D
Explanation:
A) it is mentioned that 1 cup of water was added to each column which shows that the amount of water added to eahc column was constant, or the same
B) it is mentioned that the cylinder contained equal volumes of different sized particles, which means volume fo particles is constant as there are equal volumes
C) It is also reasonable to assume that the columns are identical as its not mentioned that they weren't, thus makking this variable constant
D) It is mentioned that small particles of marble and large particles of granite were used, this is the independent variable or the variable we change to look at the different reactions, since there re 2 different substances(marble and granite) being used the type of substance is NOT constant
Many of the European thinkers of the Enlightenment period were greatly influential to the Founding Fathers, especially Jefferson, who used Locke's ideas when writing the Declaration of Independence.
The 19th amendment was passed in 1919 and it gave women the right to vote :)
The correct answer is c.: it served as the be boundary between North Korea and South Korea. The current line is in a similar place, but it's not a straight line, unlike the line running along the 39th parallel.
Answer:
In economics, factors of production, resources, or inputs are what is used in the production process to produce output—that is, finished goods and services. The utilized amounts of the various inputs determine the quantity of output according to the relationship called the production function.
