1) The answer is: B) the hypothesis is tested extensively and competing hypothesis are eliminated.
Theory is a tested, unifying explanation for a set of verified facts.
Theory is a system of explanations that ties together a lot of facts.
Steps of the scientific method:
1) ask a question about something that is observed.
2) do background research.
3) construct a hypothesis, an attempt to answer questions with an explanation that can be tested.
4) test of hypothesis.
5) analyze collected data and draw a conclusion.
2) The answer is: D) hypothesis.
Hypothesis is a suggested explanation for an observable phenomenon.
Experimenters may test and reject several hypotheses before solving the problem.
A working hypothesis is provisionally accepted as a basis for further research.
A law in science is a generalized rule to explain a body of observations in the form of a verbal or mathematical statement.