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but the gizmo is phases of water and the the teacher is mrs. lewis.

Compare and contrast physical changes with chemical changes.

2pos suppose an object in free fall is dropped from a building. its starting velocity is 0 m/s. ignoring the effects of air resistance, what is the speed (in m/s) of the object after falling 3 seconds? give your answer as a positive decimal without units. answer here

Explain that newton first law,second law and third law of motion?