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Exploring the Microscope

This worksheet helps 8th-grade students understand the parts and functions of a microscope, and how to properly use it for scientific observation.

Grade 8 Science BiologyMicroscope
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Includes

ImageFill in the BlanksMultiple ChoiceTrue / FalseShort Answer

Standards

MS-LS1-1

Topics

microscopebiologysciencegrade 8
7 sections · Free to use · Printable
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Exploring the Microscope

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Date:

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Read each question carefully and answer to the best of your ability. Refer to the diagram of the microscope as needed.

1. The   is the part of the microscope that you look through.

2. The   holds the objective lenses and can be rotated to change magnification.

3. You place the slide on the  .

4. The   is used for initial focusing under low power.

5. The   regulates the amount of light passing through the specimen.

1. Which of the following magnifications would give you the most detailed view of a specimen?

a

40x

b

100x

c

400x

d

1000x

2. Which part of the microscope should you use to make small, precise adjustments to focus, especially under high power?

a

Coarse adjustment knob

b

Fine adjustment knob

c

Diaphragm

d

Stage clips

1. It is safe to carry a microscope by the eyepiece and the base.

T

True

F

False

2. When increasing magnification, the field of view becomes larger.

T

True

F

False

1. Describe the proper way to carry a microscope.

2. Explain why you should always start focusing with the lowest power objective lens.