Compound Light Microscope

Compound Light Microscope

Let's Review the Parts & Functions of the Compound Light Microscope

Multiple Choice

Why are our microscopes considered to be "compound" microscopes?

• because they have more than 1 light source.

• because they use more than 1 lens at a time.

• because they use only 1 lens at a time.

• because they have only 1 light source.

Poll

When using the microscope to look at a specimen, which lens do you always start with?

• scanning power x4

• low power x10

• high power x40

• any of the lenses

Fill in the Blank

When using the low or high power lens, always use the _______ adjustment knob.

Open Ended

Lisa is using a microscope to examine a specimen she found under her brothers bed. Yuck!

She is using scanning power (X4).

What is the TOTAL MAGNIFICATION used?

Multiple Choice

Sonic is using a microscope to examine a piece of eggshell. He noticed the image is too dark.

Which part of the microscope should he use to adjust the amount of light that shines on the specimen.

• the course adjustment knob

• the light source

• the diaphragm

• the stage

Multiple Choice

Use the _______ when switching from one lens to the next.

• find adjustment knob

• course adjustment knob

• revolving nose piece

• one of the lenses

Open Ended

Explain Mrs. Hageman's rule of opposites!!