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Methodical recommendation:
Theory
| Number | Name | Description |
|---|---|---|
| 1. | Presence of air | To study in general about the air, wind and breeze. |
| 2. | Properties of air | To explain the various properties of air and also a simple experiment with an empty bottle to prove the presence of air around us. |
| 3. | Atmosphere | To study in general about the atmosphere and its air density. |
| 4. | Layers of the atmosphere | To clearly understand and study about the five layers of atmosphere in detail. |
| 5. | Priestley's experiment | This theory clearly explains an experiment conducted by Joseph Priestley and the oxygen discovery. |
| 6. | Mixture of gases | This theory clearly explains an experiment conducted by Joseph Priestley with a mouse and a plant to show that air is a mixture of various gases. |
| 7. | Release of oxygen | This theory clearly shows the release of oxygen gas during the process of photosynthesis with a help of a simple activity. |
| 8. | Oxygen in the air | This theory clearly estimates the proportion of oxygen gas during the process of rusting with a help of a simple activity. |
| 9. | Carbon-di-oxide and nitrogen | This theory clearly shows the test for carbon-di-oxide and nitrogen gas using a simple candle experiment. |
| 10. | Atmosphere PDF chapter test |
Practice Questions
| Number | Name | Type | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | Layers of air | 1st type - receptive | easy | 2 m. | To know about the different layers of air. |
| 2. | Air | 1st type - receptive | easy | 1 m. | To know about the various instances of air and its constituents. |
| 3. | Scientists and their tests | 1st type - receptive | easy | 1 m. | To apply the names of Scientists who experimented with air. |
| 4. | Atmospheric layers | 1st type - receptive | medium | 6 m. | To apply the concepts learned about the layers of atmosphere and its constituents. |
| 5. | Flow of air | 1st type - receptive | easy | 2 m. | To know in general about the movement of air. |
| 6. | Discovery of gases | 2nd type - interpretation | easy | 2 m. | To practice on the concepts learned about the Scientists who contributed for the discovery of various gases. |
| 7. | Depletion of ozone | 2nd type - interpretation | easy | 2 m. | To remember and apply the concept learned about the depletion of ozone layer and its effects on human health. |
| 8. | Uses of atmosphere | 2nd type - interpretation | medium | 5 m. | To apply the concepts learned about the various properties of air and the work of atmosphere. |
| 9. | Gases in the air | 2nd type - interpretation | medium | 4 m. | To know about the general informations of the gases used in photosynthesis and rusting, and also its presence in the atmosphere. |
| 10. | Composite mixture | 2nd type - interpretation | medium | 4 m. | To apply the concepts learned from the experiments on air and the atmospheric layers. |
| 11. | Earth's protective layers | 2nd type - interpretation | medium | 4 m. | To analyse the given picture and apply the knowledge of concepts learned about the atmosphere. |
| 12. | Detection of gases | 3rd type - analysis | medium | 4 m. | To analyse the given picture and apply the knowledge of concepts learned about the essential of oxygen. |
| 13. | Test for gases in air | 3rd type - analysis | hard | 6 m. | Reasoning questions based on testing of gases in the air. |
Questions for Teacher Use
| Number | Name | Type | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | Ozone | Other | medium | 4 m. | To apply the concept learned about the atmospheric composition. |
| 2. | Firki | Other | medium | 6 m. | A fun activity to make a simple firki or pinwheel at home and watch it rotate in the blowing air. |
| 3. | Photosynthesis and rusting | Other | hard | 8 m. | To apply the steps of the experiments showing the presence of oxygen in the process of photosynthesis and rusting. |
| 4. | Testing the properties of air | Other | hard | 10 m. | To apply the steps of the experiments showing that the air is a mixture of gases. |
| 5. | Purpose of atmosphere | Other | hard | 9 m. | To reason out the questions based on the various gases in the atmosphere and it purposes. |
| 6. | Layers of air and its gases | Other | hard | 8 m. | To analyse the given image and apply the procedures learnt for the testing of various gases. |
| 7. | Atmosphere | Other | easy | 1 m. | To workout the book back multiple choice questions based on the basics of Air. |
| 8. | Layers of the atmosphere | Other | medium | 2 m. | To analyse the given picture and apply the knowledge of concepts learned about the atmosphere. |
Tests
| Number | Name | Recomended time: | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | Training test 1 | 00:15:00 | medium | 8 m. | To get trained on the air, wind and the names of the different layers of atmosphere. |
| 2. | Training test 2 | 00:15:00 | medium | 8 m. | To get trained on the movement of air, different gases present in the air and its discovery. |
Periodic assessments
| Number | Name | Recomended time: | Difficulty | Marks | Description |
|---|---|---|---|---|---|
| 1. | Homework1 | 00:20:00 | medium | 15 m. | To get familiarize with the Scientists who discovered major gases of atmosphere and the experiments conducted by them to test the properties of gases. |
| 2. | Homework 2 | 00:20:00 | medium | 6 m. | A simple activity to make a firki using things at home to check the flow of air. |
| 3. | Homework 3 | 00:20:00 | hard | 14 m. | To practice on the concept of the different layers of atmosphere with a protective shield around the Earth and its depletion . |
| 4. | Progress test 1 | 00:20:00 | hard | 19 m. | To check the progress on learning the different atmospheric layers, its purposes and the experiments to prove that air is a mixture of gases. |
| 5. | Progress test 2 | 00:20:00 | hard | 18 m. | To test the knowledge gained on studying the process of photosynthesis and rusting and the detection of various gases of atmosphere. |
| 6. | Periodic Assessment | 00:10:00 | medium | 4 m. | PA 2 |
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