Orville Wright piloted the powered airplane.
Answer: Perform experiments to test your hypothesis.
Explanation:
Experiments and hypotheses go hand-in-hand. Hypotheses, which are proposed explanations for scientific observations,
Experiments are designed based on the measurable variables defined in a given hypothesis.
Answer:
a.
Explanation:
The first drawback is basically money. It takes loads of money to lead researches, because you either have to pay a lot of people to collect these data or do it yourself and take years to find a numerous group to provide a good amount for a trustworthy, important research.
The answer to that question is false
Its either B or D. Omg I forgot