crookes radiometer Option:18cm var de fem farverige helte

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crookes radiometer Option:18cm var de fem farverige helteA Crookes Radiometer makes a handsome curio to boggle the brains of anyone who comes near! Place the radiometer in sunlight and the vanes begin to spin on their own! Science can literally be at your fingertips when you own a Crookes radiometer! These curious objects have been around for over 100 years, but they can still impress even the most jaded minds in our modern world of technological wonders! What is a Crookes Radiometer and How Does it Work?