How do you define 'physics' for a five year old?
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@sarahdoingthing@St_Rev Imagines child growing up believing physics=production values. :-)Thanks. Twitter will use this to make your timeline better. UndoUndo
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@sarahdoingthing@St_Rev It's stuff we have to say about how things happen because otherwise we guess wrong. (then give example)Thanks. Twitter will use this to make your timeline better. UndoUndo
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