Microscope online exercise - Free Printable

To solve the problem of labeling the parts of the microscope using the words from the word bank, let's carefully identify each part of the microscope in the image and match it with the correct term from the word bank. Here is the step-by-step solution:

Word Bank:

- ocular lens
- objective lens
- revolving nosepiece
- body
- arm
- stage clip
- coarse adjustment knob
- fine adjustment knob
- condenser
- light source
- iris diaphragm
- base

Labeling the Microscope Parts:

1. Top Left (Eyepiece): This is where you look through to see the specimen.
- Label: ocular lens

2. Middle Left (Lenses on the Tube): These are the lenses that magnify the specimen.
- Label: objective lens

3. Just Below Objective Lenses: This is the rotating part that holds the objective lenses.
- Label: revolving nosepiece

4. Vertical Structure Connecting the Eyepiece and Base: This is the main body of the microscope.
- Label: body

5. Horizontal Arm Extending from the Body: This supports the eyepiece tube.
- Label: arm

6. Platform Where the Slide is Placed: This is where the specimen slide is placed for observation.
- Label: stage

7. Clips on the Stage: These hold the slide in place.
- Label: stage clip

8. Large Knob Near the Stage: This is used for coarse adjustments to focus the image.
- Label: coarse adjustment knob

9. Smaller Knob Near the Stage: This is used for fine adjustments to focus the image.
- Label: fine adjustment knob

10. Part Below the Stage: This focuses the light onto the specimen.
- Label: condenser

11. Circular Opening Under the Stage: This controls the amount of light passing through the specimen.
- Label: iris diaphragm

12. Base of the Microscope: This is the bottom part that supports the entire microscope.
- Label: base

13. Light Source at the Bottom: This provides illumination for the specimen.
- Label: light source

Final Labels:

- Top Left: ocular lens
- Middle Left: objective lens
- Just Below Objective Lenses: revolving nosepiece
- Vertical Structure: body
- Horizontal Arm: arm
- Platform: stage
- Clips on the Stage: stage clip
- Large Knob: coarse adjustment knob
- Smaller Knob: fine adjustment knob
- Part Below the Stage: condenser
- Circular Opening: iris diaphragm
- Base: base
- Light Source: light source

Explanation:

Each part of the microscope has a specific function, and understanding these functions helps in identifying them correctly. For example:
- The ocular lens is what you look through to see the magnified image.
- The objective lens is responsible for the initial magnification of the specimen.
- The revolving nosepiece allows you to switch between different objective lenses.
- The coarse adjustment knob is used for quick focusing, while the fine adjustment knob is used for precise focusing.

By matching the parts in the image with their corresponding labels from the word bank, we can accurately label the microscope.

Final Answer:

\boxed{
\begin{array}{ll}
\text{Top Left:} & \text{ocular lens} \\
\text{Middle Left:} & \text{objective lens} \\
\text{Just Below Objective Lenses:} & \text{revolving nosepiece} \\
\text{Vertical Structure:} & \text{body} \\
\text{Horizontal Arm:} & \text{arm} \\
\text{Platform:} & \text{stage} \\
\text{Clips on the Stage:} & \text{stage clip} \\
\text{Large Knob:} & \text{coarse adjustment knob} \\
\text{Smaller Knob:} & \text{fine adjustment knob} \\
\text{Part Below the Stage:} & \text{condenser} \\
\text{Circular Opening:} & \text{iris diaphragm} \\
\text{Base:} & \text{base} \\
\text{Light Source:} & \text{light source} \\
\end{array}
}