Cool Labs

Tornado in a Bottle Inquiry
Tornado in a Bottle Inquiry

Tornado in a Bottle InquiryWe will use funnels, soda bottles, and a toy called a Tornado Tube to explore the concepts of moment of inertia, rotational motion, angular momentum, kinetic and potential energy, and air pressure in an attempt to...

Pressure and Temperature
Pressure and Temperature

Using simple equipment, students pressurize a plastic bottle and measure the increase in temperature of the air inside. Then they will release the pressure and observe a rapid decrease in temperature. Charles' Law. Download Teacher Notes and Student Worksheets Required...

Gas Laws: The Cloud Machine
Gas Laws: The Cloud Machine

Students introduce water vapor and smoke into a bottle, pressurize it, and quickly release the pressure. The rapid depressurization decreases the temperature of the water vapor, which encourages it to condense around the smoke particles. A cloud form. Additional Equipment:...