Here are the possible changes to the matter for each statement:
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A baseball player hits a ball and the bat shatters:
- Change: Chemical and physical change. The bat undergoes a physical change (shattering) and may involve a chemical change depending on the materials.
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2 swings on the playground hit each other and one swing moves away:
- Change: Physical change. The swings collide and transfer kinetic energy, resulting in movement.
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Exhaust from rocket fuel as a spaceship leaves the ground:
- Change: Chemical change. The rocket fuel undergoes combustion, producing exhaust gases.
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2 bumper cars collide and move away from each other:
- Change: Physical change. The collision changes the direction and speed but not the composition of the bumper cars.
If you need a more detailed explanation for any of these changes or further assistance, feel free to ask!