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Direct linkRos, Rosa M. – Physics Education, 2008
It is not common to introduce current astronomy in school lessons. This article presents a set of experiments about gravitational lenses. It is normal to simulate them by means of computers, but it is very simple to simulate similar effects using a drinking glass full of liquid or using only the glass base. These are, of course, cheap and easy…
Descriptors: Science Experiments, Cognitive Processes, Astronomy, Science Instruction
