Physics Central
Physics Central: Physics in Your Glass: Racing Molecules
An easy experiment for demonstrating and exploring molecule movement requiring common household items: two glasses, two dark colors of food coloring, and warm and cold water. A few variations to the experiment will have students using...
Texas Instruments
Texas Instruments: Which Hot Dog Cools Faster?
Different types of hot dogs will cool at different rates after they have been cooked. This activity takes the first steps in investigating this phenomenon by measuring the rate that a warmed hot dog cools. Students can compare the...
Texas Instruments
Texas Instruments: Body Cooling Rate of Animals
Students make two models to stimulate the cooling rate of different skin surface areas. They use a Temperature Sensor to measure the cooling rate of the models. The students also compare the cooling rates of the models to determine the...