Microscopes!

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.

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.

Tags

NGSS.4-PS4-2

A thin flat piece of glass used to hold objects for examination is called a ___

• sheet

• slide

• cover slip

• objective

These are used to hold the slide in place:

• rotating nosepiece

• objective lenses

• stage clips

• adjustment knobs

When you focus on a new specimen, always begin with

• low power and coarse adjustment.
• low power and fine adjustment
• high power and coarse adjustment
• high power and fine adjustment

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.

Why is it important to not let the lenses touch the slide/stage?

• It doesn't look as cool.

• Ms. Pereira said so.

• It can be hard to see the slide.

• It could break the glass 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