1. Air Pollution and Acid Rain DO NOW Hill Science

2. DO NOW 1.What is it called when the atmosphere is contaminated by natural and human caused particles and chemicals? 2. What is the major source of human caused air pollution?

3. DO NOW 1.What is it called when the atmosphere is contaminated by natural and human caused particles and chemicals? – air pollution 2. What is the major source of human caused air pollution? – burning fossil fuels

4. DO NOW 3. What are some natural air pollutants? 4. In our atmosphere there is both ozone near the ground and ozone higher up in the atmosphere. Which ozone is harmful to humans?

5. DO NOW 3. What are some natural air pollutants? – volcanic ash, pollen, dust from sand storms, sea salt 4. In our atmosphere there is both ozone near the ground and ozone higher up in the atmosphere. Which ozone is harmful to humans? – ozone near the ground

6. DO NOW 5. What is created when fossil fuel exhaust, such as sulfur dioxide and nitrogen oxides, react with moisture in the air? 6. Which water did you use to water your Grass Garden? pH? 7. Why is the Ozone Layer important?

7. DO NOW 5. What is created when fossil fuel exhaust, such as sulfur dioxide and nitrogen oxides, react with moisture in the air? – acid precipitation 6. Which water did you use to water your Grass Garden? pH? 7. Why is the Ozone Layer important? – The Ozone Layer absorbs harmful UV radiation which can damage living things on Earth