The Italian scientist, Galileo Galilei, created one of the first thermometers in the late 1500s. It was a rather simple apparatus involving a long thin tube, open at one end, and a pan of water. Students can replicate this experiment, demonstrating the principle that air expands when heated.
Armed with a hammer made from mercury, Olympia Brown explains the third law of thermodynamics. Continue reading
Written by Kyle Fraser
How does the cooling system of an astronaut’s spacesuit work? In this lesson plan, the students will learn about the strategies astronauts currently use to manage their body temperatures to survive the extreme environment of outer space. Continue reading