Descriptor
| Energy | 1 |
| Heat | 1 |
| Kinetic Molecular Theory | 1 |
| Motion | 1 |
| Physics | 1 |
| Radiation | 1 |
| Science Equipment | 1 |
| Scientific Principles | 1 |
| Thermodynamics | 1 |
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| Science and Children | 1 |
Author
| Stern, David P. | 1 |
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Peer reviewedStern, David P. – Science and Children, 1970
The often observed and misunderstood phenomenon of movement of black and white vanes in toy radiometers under illumination is discussed in a generalized non-mathematical manner. Effects of light pressure, low gas density, friction, heat, and motion are illustrated. (JM)
Descriptors: Energy, Heat, Kinetic Molecular Theory, Motion
