Microscopes

What is a microscope used for?

• To measure length

• To magnify small objects

• To complete calculations

• To decrease the size of an item

Which objective lens should be used first?

• Low power

• High power

• Medium power

• Whichever you want

The shortest objective lens corresponds to the...

• ocular lens

• strongest slide

• lowest power

• highest power

Microscopes should be carried with two hands. What parts of the microscope should your hands be on?

• Eyepiece and Base

• Stage and Base

• Nosepiece and Arm

• Arm and Base

What happens to the image as we increase magnification?

• We see more of the image.

• We see less of the image.

• The details are better.

• The details are worse.

When using the Coarse Adjustment Knob with the Highest Objective, we should watch from the...

• side

• eyepiece

• bottom

• nosepiece

How many objective lenses are on the microscopes in this class?

• 3

• 4

• 5

• 8

The ocular lens has a power of ...

• 2

• 4

• 10

• 40

What is our power of magnification when using the highest objective lens?

• 10x

• 40x

• 100x

• 1000x

Which part of the microscope rotates to change magnification?

• Eyepiece

• Stage

• Fine Adjustment Knob

• Nosepiece