Middle (6-8)

Flour and vinegar mixture in ziplokc bag

Acid Rain

Format: In Person, Virtual | Grade: Upper Elementary (4-5), Middle (6-8)

Physical and chemical changes are compared through a simple model of acid rain. Students get excited as they create a bubbly chemical reaction. 

This investigation requires basic familiarity with physical and chemical changes.

Keyword(s): Physical Changes, Chemical Changes