I would help you but sorry I don't know the answer.
Answer:
1- It's often impossible to repeat trials on the same subjects. 2-Subjects may report an inaccurate medical history. 3-It can be difficult to control all possible variables. 4-It's impossible to come up with testable scientific questions for human subjects.
Explanation:
i hope this helps u
Answer:
False.
Explanation:
Pseudoscience are not exact and precise. In fact, they are mistaken practices/methods that are not part of the scientific method or based on the scientific method.
Answer:
Adjust the light intensity until an image can be clearly seen. Change the microscope objective lens to the next highest power and repeat step 3. Once at the highest objective lens, you should see graduations that are equal to approximately 10 microns