This is a short list, but this chapter can be a little difficult to understand. It is very helpful if you discuss these words and use them at home.
Science Vocabulary
Mixture: Two or more things that have been mixed together without
being changed. Taco filling is a mixture. (E36)
Reversible: Able to be changed. The freezing of water to
form ice is a reversible change. (E43)
Irreversible: Not able to be changed back.
Cooking an egg causes an irreversible change. (p. E68)
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