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Direct linkGillette, Brandon; Hamilton, Cheri – Science Scope, 2011
When viewing objects of different colors, you might notice that some appear brighter than others. This is because light is reflected differently from various surfaces, depending on their physical properties. The word "albedo" is used to describe how reflective a surface is. The Earth-atmosphere has a combined albedo of about 30%, a number that is…
Descriptors: Science Instruction, Scientific Concepts, Learning Activities, Color
Christmann, Edwin P. – Science Scope, 2005
Project 2061 suggests "technology provides the eyes and ears of science--and some of the muscle too. The electronic computer, for example, has led to substantial progress in the study of weather systems...." Obviously, now that teachers have access to a kaleidoscope of technological advancements, middle school science teachers can engage students…
Descriptors: Learning Activities, Class Activities, Science Teachers, Middle Schools
