You begin your observations using the lens and the adjustment knob.
A) lowest-power, coarse
B) midrange-power, coarse
C) highest-power, fine
D) midrange-power, fine

Question

Quizplus · Accepted Answer

When starting observations with a microscope, it's best to begin with the lowest-power objective lens and use the coarse adjustment knob to bring the specimen into focus. This approach allows for easier location and focusing of the specimen before switching to higher magnifications.

You Begin Your Observations Using the Lens and the Adjustment