"Inspection of the Natural Waters in My Hometown" Environment and Us PPT

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"Inspection of the Natural Waters in My Hometown" Environment and Us PPT

Part One: Make a Plan

Is the water in the natural waters in your hometown polluted? What causes pollution? Let’s go check it out!

Preparation before the inspection activity

1. Discuss the content of the inspection activities.

2. Clarify the purpose of the inspection activity.

3. Choose the location and route of the inspection activity.

4. Select team leaders and divide work well.

5. Prepare the things needed for the activity.

PPT on investigating the natural waters in my hometown, part 2: on-the-spot investigation

During the inspection, first look at what kind of environment is around the water area and whether there is any wastewater discharge;

Then look at the color of the water, whether there are animals and plants in the water, and whether there are pollutants on the water surface;

Finally, take a bottle of water sample and bring it back to school for inspection and observation.

Further observations were made on the collected water samples.

Let the water sample stand for a period of time to see if any impurities precipitate. What are the impurities?

Use a microscope to check for tiny organisms in the water that are invisible to the naked eye?

PPT on investigating the natural waters in my hometown, part three: observation and discussion

Compare water samples with tap water and domestic sewage. What are the differences?

Is the water in the natural waters of your hometown polluted?

What are the sources of water pollution?

industrial pollution

agricultural pollution

life pollution

Other pollution

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"Inspection of the Natural Waters in My Hometown" Environment and Us PPT download:

"Inspecting the Natural Waters in My Hometown" Environment and Us PPT Download Part One: Introduction of New Lessons Is the water in the natural waters in my hometown polluted? What causes pollution? Let’s go check it out! Discuss in groups and think about what to pay attention to during the inspection...

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Update Time: 2024-09-29

This template belongs to science courseware Science Edition for Sixth Grade Science Volume 2 industry PPT template

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