Microscopes and Magnification

When the power of magnification is increased, less of the original image is shown.

• TRUE

• FALSE

Which piece is the coverslip, the thin piece of plastic that covers and protects what you are investigating?

• A

• B

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

• TRUE

• FALSE

A microscope is an instrument that.

• makes faraway objects look closer.

• makes small objects appear larger.

• decreases the size of small objects.

• increases the size of small objects.

When is it okay to go to a higher magnification and use the fine focus?

• First thing when you get the slide.

• After you have located the cell using lower magnification and coarse focus.

• When you are done looking at the slide.

What piece is a larger knob usually found on either the body tube or the arm and it is used to focus the image under low power?

• Aperture

• Fine Adjustment Knob

• Diaphragm

• Course Adjustment Know

What piece is the smaller knob, found near the course adjustment knob, and is used to focus the image under low and high power?

• Aperture

• Fine Adjustment Knob

• Diaphragm

• Course Adjustment Know

Which of these do you NOT need to do before looking at a slide under a microscope?

• Turn on the microscope

• Make sure it's set to the lowest power lenses

• Set the stage to it's lowest position

• Make sure it's set to the highest power lenses

If your teacher asks you to move a microscope to table, how do you carry it?

• by the body tube and the eyepiece

• with one hand

• one hand on the arm and the other under the base

• with one hand on the base and the other on the eyepiece.

These are used to hold the slide in place:

• rotating nosepiece

• objective lenses

• stage clips

• adjustment knobs