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Study
Chemical Changes
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Anything made by combining two or more different things is called ___
a mixture
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The science of different kinds of matter, and how matter can change is called____
chemistry
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All the little holes in the spongy cake were caused by___
carbon-dioxide
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Data that supports scientific idea is called ___
evidence
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In a chemical change, particles are rearranged to ___
form a new substance
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Unlike mixtures from the picnic, chemical changes usually ____
can't be undone
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List 3 chemical changes
color, release of gases, giving off or taking in heat
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In a chemical change, particles are rearranged to ___
form a new substance
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Change in color, release of smell or light, and giving off heat are indicators of ___
chemical changes
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Baking is pretty much just
chemistry
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Both baking and chemistry require careful ___
timing and measuring
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