WARM UP

On the paper handed to you, label as many parts of the microscope as you can.

(3 minutes)

Class discussion that reviews warm up

(5 Minutes)

Today we are starting our investigation into microscopic organisms.

In order to view and understand microscopic organisms, we need to know how to view them and use the tools to view them.

Parts of the Microscope and Their Function

30 minutes

Glue the paper that is being passed out on to Page 3 in your composition book.

Label the pieces of the microscope as we progress through the PowerPoint/demonstration.

Rules of using a microscope Always carry with 2 hands Only use lens paper for cleaning Do not force knobs Always store covered Be careful of the cords

Parts of a microscope

Parts of a microscope

Eyepiece

Parts of a microscope

Body tube

Parts of a microscope

Nosepiece

Parts of a microscope

Objectives Low power (short) Medium power

(medium) High power (long)

Parts of a microscope

Arm

Parts of a microscope

Stage

Parts of a microscope

Stage clips

Parts of a microscope

Diaphragm

Parts of a microscope

Coarse and fine adjustment knobsCoarse: Large

KnobFine: Small Knob

Parts of a microscope

Light source

Parts of a microscope

Base

Magnification

Multiply the eyepiece magnification (10X) by the objective magnification (4X, 10X, 40X) Example: 4 x 10 = 40X total

How to use a microscope

Place the slide on the stage Use stage clips to secure slide Adjust nosepiece to lowest

setting(Lowest = shortest objective)

Look into eyepiece Use coarse focus knob

End of notes section of presentation.

Discussion

What types of objects would you like to see under a microscope?

Turn and talk with a neighbor about what you would like to see up close. (30 seconds)

Class Discussion

Microscope Drawing Quiz Game (10 minutes)