Final Review/Unit Zero

Front

What is the function of the coarse adjustment knob on a microscope?

Back

The coarse adjustment knob is used to bring the specimen into general focus by moving the stage up or down.

Front

What is an independent variable in an experiment?

Back

The independent variable is the factor that is intentionally changed or manipulated in an experiment to observe its effect.

Front

What is the purpose of the objective lenses on a microscope?

Back

Objective lenses are used to magnify the specimen being observed, with different lenses providing varying levels of magnification.

Front

How do you calculate total magnification in a microscope?

Back

Total magnification is calculated by multiplying the magnification of the ocular lens by the magnification of the objective lens.

Front

What is the correct way to carry a microscope?

Back

A microscope should always be carried by the arm and base to ensure stability and safety.

Front

What is the diaphragm on a microscope?

Back

The diaphragm is a part of the microscope that controls the amount of light reaching the specimen.

Front

What is the stage of a microscope?

Back

The stage is the flat platform where the slide containing the specimen is placed for observation.

Front

What are stage clips used for on a microscope?

Back

Stage clips are used to hold the slide in place on the stage during observation.

Front

What is the difference between the coarse adjustment knob and the fine adjustment knob?

Back

The coarse adjustment knob is used for initial focusing, while the fine adjustment knob is used for precise focusing.

Front

What is a control variable in an experiment?

Back

A control variable is a factor that is kept constant throughout an experiment to ensure that the results are valid.