Science Snacks: temperature | Exploratorium

Science activity that demonstrates temperature perception

"Cold" metal and "warm" wood may be the same temperature.

Science activity that demonstrates effect of temperature on density

Objects change size when heated or cooled.

Science activity that demonstrates the Curie point phenomenon

When a piece of iron gets too hot, it loses its attraction to a magnet.

Science activity that demonstrates a heat engine

A dipping bird seems to go forever—but it's not perpetual motion.

Science activity that explores the properties of gases and the anatomy of an egg

Eggsplore gas properties while making a snack.

Science activity that demonstrates how geysers work

Just spew it—build your own cyclic hot water fountain.

Science activity that explores heat absorption by different-colored materials

Dark-colored materials absorb and emit energy more readily than light-colored materials.

Science activity that shows the effect of temperature on pressure

Hand-Held Heat Engine

Make the liquid in this toy rise and fall in a cycle.

Science activity to investigate convection

Inverted Bottles

Watch the rise and fall of hot and cold fluids.

Science activity that models sea level rise.

Melting Ice and Rising Seas

Investigate sea level rise with this model of continents and oceans.

Science activity that visualizes convection cells

Pie-Pan Convection

Visualize the spectacular fluid motion of convection cells.

Science activity that demonstrates how volume, pressure and temperature are related.

Put a new twist on pressure changes.