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Extra info for Developing english competencies 3: for Senior High School (SMA MA) grade XII of natural and social science programmes

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Instead, it becomes warmer right up to the coast of Peru in South America. At the same time, the easterly trade winds that blow across the PaciÀc reverse their direction. This causes high-pressure systems to build up to the north of Developing English Competencies for Grade XII of Natural and Social Science Programmes and across the Australian Continent, preventing moist tropical air reaching the continent. These conditions in turn result in storms, and in rain falling in the eastern PaciÀc Ocean and in South America instead of in Australia, Papua New Guinea, and Indonesia, which suffer drought conditions.

Find the meanings of the following words. Consult your dictionary. They are taken from the text you are going to read in Activity 3. 1. 2. 3. 4. 5. 6. 40 acidic slightly severely chimney emit droplet 7. 8. 9. 10. 11. 12. precipitate catalyst airborne acidiÀcation exhaust toxic Developing English Competencies for Grade XII of Natural and Social Science Programmes Activity 3 General Statement Explanation Read the following text aloud. Pay attention to its pronunciation and punctuation. Acid Rain Acid rain is rain that is highly acidic because of sulphur oxides, nitrogen oxides, and other air pollutants dissolved in it.

2. 3. Activity 7 What causes rainfall? Where does the water come from? Where does it go? Study the picture and listen to the text from the tape carefully. Then, state what the text talks about. edu. Activity 8 Listen to the text from the tape once again and decide which word you hear. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 30 where - were lie in - lying circle - cycle began - begins likes - lakes drivers - rivers vapor - favour these - this rice - rises clouds - could Developing English Competencies for Grade XII of Natural and Social Science Programmes Activity 9 You are going to listen to a text from the tape.

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