2. Solid air pollutants called may reduce the energy available for photosynthesis.
3. If nitrogen and sulfur oxides dissolve in raindrops, the result is
rain.
4. Mercury and lead are examples of pollutants called
5. The pollutants in question 4 enter food chains from the
6. Acid rain has a pH value of less than
7. CFCs are human-made chemicals that contain the element

Idon't hope someone you

For lesson: cameras, plant presses, newspaper, paper towels, clip boards, pencils, calculators, field guides, metric measuring tapes, paper, transect squares, colored pencils, ph meters, light meters, computers, etc.for extension: baggies for soil samples collecting, distilled water, hand shovels, beakers, boiled rice, microscopes, well microscope slides or regular microscope slides with cover slips

Aand x are the answers to your question.hope it !