Skip to content
- Steel spheres above have equal mass. Larger sphere is less dense than water; smaller sphere is not.
- located in L02, section D1 (or D2).
- Marshmallow enlarges to about twice its size when placed in a vacuum.
- Marshmallow then deflates to about half its original size when removed from vacuum.
- Dense marshmallows feel heavier (illusion), and taste better (not illusion!).
- Vacuum chamber, pump, and marshmallows located in L02, section D1.


- Cylinders of equal mass. Consist of Aluminum, Nickel, Zinc, Copper, and Lead.
- Located in L02, section

- Sinks in warm water, floats in cold. Demonstrates the effect
of temperature on the density of a liquid.
- Located in L02, section D2.

- Balls look and feel identical, but due to differences in
elasticity one ball bounces and one doesn’t.
- Located in L02