Answer: C. Grow the tree in a pot and measure the mass of the soil before and after the tree grows to a certain height
Explanation: When testing an hypothesis, which is a prediction of the outcome of an experiment, it is vital to keep all other factors, that can affect the outcome of the experiment, constant; so that any outcome can be attributed (or disregarded) to the variable being tested.
In this case, the variable being tested is the soil, and so all other factors such as water, air, sunlight, etc. should be kept constant.
Reasserted its power and began aggressive military expansion. Hope that helps!
The correct answer is C.
Georgia was in close proximity to the Spanish-owned Florida, which offered freedom for slaves in return for military service. If Georgia had allowed slavery, there would have been the possibility of runaway slaves and a growing Spanish military.
I believe it's D. They spread industrial technologies and products across wide areas.
The Iran hostage crisis <u><em>affected negatively the American opinion of President Carter </em></u>to the point that it probably cost him his second term as President of the United States. On November 4th, 1979, a group of Iranian students stormed the U.S Embassy in Teheran taking more than 60 Americans hostages. This action was a direct result of President Carter's decision of allowing the deposed Shah the possibility of getting medical treatment in the United States.
The students set their hostages free on April of 1981, 444 days after the crisis began and just hours before new elected President Reagan delivered his inaugural address.