collision (n) - When one object hits or crashes into another object, energy (n) - the ability to do an action, energy transfer (n) - when energy travels from one place to another, motion (n) - a change in the position of an object, predict (v) - to guess what will happen based on things you know, sound energy (n) - energy that is in the form of sound that can be heard, trials - repeated tests in an experiment,

Collisions

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