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Su, Jun; Wang, Weiguo; Wang, Xu; Song, Feng – Physics Teacher, 2019
Gravitational lensing is an interesting phenomenon in astronomy and is most typically given rise to by galaxies. The majority of the matter in a galaxy is thought to be dark matter, and the galactic gravitational lensing effect is mainly caused by dark matter halos. In gravitational lensing-related demonstrations in physics education, the feet of…
Descriptors: Computer Simulation, Computer Peripherals, Printing, Science Instruction
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Marshall, Cory – Science Teacher, 2019
This article describes how one teacher introduced Earth science topics to a 10th-grade biology class using a 3D printer. The activities described give students opportunities to visit Earth's geologic landmarks through kinesthetic modeling. 3D-printed topographical maps function as a supplement to, or replacement of, two-dimensional drawings,…
Descriptors: Computer Peripherals, Printing, Topography, Maps