A When something happens.
B When something is made of matter (stuff); When there is a chemical reaction.
C When something dependents on something else.
D When something: Changes Speed; Changes Direction; Changes Shape.
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B When something is: living; was once living; or produced by something living.
C When something is made of matter (stuff); When there is a chemical reaction.
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A When something: Changes Speed; Changes Direction; Changes Shape.
B When something dependents on something else.
C When something is: living; was once living; or produced by something living.
D When something is made of matter (stuff); When there is a chemical reaction.
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A When something is: living; was once living; or produced by something living.
B When something: Changes Speed; Changes Direction; Changes Shape.
C When something happens.
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D When something depends on something else.
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