8 thoughts on “Floating tools crash

  1. Ms. Skinner,

    In the rocket lab, do we have to show how know the rocket will land in the net, or is the objective only to physically “score”?

    • Sebastian – I’ll give you an angle tomorrow and you will in turn give me your predicted distance, based on your calculations. Then, you’re group will position your rocket that far from the target and fire when ready!

  2. Ms, Skinner, I can’t find the three evidences of chemical change, could you just tell me? I know there’re gas and heat realse

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