THIS DAY IN SCIENCE: Ford Model T - 1st Car On Assembly Line, Cost $825 in 1908

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Is It Clear?

Is It Clear?

by | Jan 26, 2015 | Gr 4-6 Science & Tech

…an absorbing and reflective investigation into the properties of materials Light is required to see. Light and sound are forms of energy with specific properties. Inquiry Skills Used This is a research activity using various primary and secondary reference...
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