9. Why is it important to properly carry a microscope? A. They are expensive. B. They can be damaged easily if people do not pay careful attention. C. Their parts can fall off and get damaged if the microscope is not kept upright. D. All of the above.
10.to obtain total magnification, you should ___ the magnification of the eyepiece to the objective lens power.
A.add B.multiply C.divide Subtract​