@khanacademy Is it three units per minute? :) Hm, love the nerdy peace of mind for a Friday night XD. #learn #Math
#KAWordProblem How much faster is light B moving than light A? Solve this week's vector word problem. http://ow.ly/i/53JLI
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@khanacademy Friday night entertainment :DThanks. Twitter will use this to make your timeline better. UndoUndo
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“
@khanacademy:#KAWordProblem How much faster is light B moving than light A? Solve this week's vector word problem. http://ow.ly/i/53JLI ”Thanks. Twitter will use this to make your timeline better. UndoUndo
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