Materials List: The Effects of Acid Rain

Each group needs:

  • ½ cup tap water
  • ½ cup lemon juice
  • ½ cup white vinegar
  • 3 pieces white chalk (larger chalk pieces with a flat surface, if possible, these are easier for the students to decorate)
  • 3 small cups labeled with group names (clear plastic cups work best)
  • 3 nails (or other sharp objects that could scratch chalk)
  • 3 strips litmus paper
  • Acid Rain Worksheet, one per student
  • Acid KWL Chart, one per student

For the teacher/instructor:

  • waterproof marker
  • timer, such as a watch, clock or stopwatch