This time, let's learn to measure light. This science book will teach your fifth grader that light is an energy form that can be measured using wavelengths, cycle and frequency. Topics include white light, translucency and opacity.
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This time, let's learn to measure light. This science book will teach your fifth grader that light is an energy form that can be measured using wavelengths, cycle and frequency. Topics include white light, translucency and opacity.
Read Less