According to the Scientific Method, in order to make a controlled experiment you NEED to have an hypothesis.
A controlled experiment consists of a test done by a scientist in which only one or a few variables are changed while the others remain constant in order to prove or disprove a hypothesis. This hypothesis is key to said experiment because it provides the starting point from which the professional can begin the procedure, as it helps focus on the subject that one is trying to get results from. Without a clear hypothesis, the outcome of the experimentation will not be valid nor specific.
Answer:
A thesis statement makes a promise to the reader about the scope, purpose, and direction of the paper. It summarizes the conclusions that the writer has reached about the topic. A thesis statement is generally located near the end of the introduction.
Explanation:
The thesis statement has 3 main parts: the limited subject, the precise opinion, and the blueprint of reasons. The limited subject tells the reader exactly on what, or whom the article focuses. The precise opinion gives your answer to a question about the subject.
Answer:
i think that the answer for this question is has
I believe it's detail, but double check in-case I'm wrong.