In this lab experience, students model the
expansion of the universe. The model consists
of a balloon with sticky shapes adhered to its
surface. It will mimic the expansion of space
and the increasing distance between galaxies as
the balloon gets inflated.
Safety:Before conducting the lab, review with the class the safety precautions on the student page. Then discuss any safety precautions that are specific to your science laboratory or classroom.
Materials Included in Kit:
Consumable: Construction paper, black
Electrical tape, black, 1 roll
Non-Consumable: Holographic diffraction grating, 2 in x 4 in square
Cardboard tube, 10
Additional Materials Required: Labelling tape, various colors
Scissors
Stopwatch or timer
1-800-452-1261
