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Chapter 1 Review

Imani Graham

Matter, Change,and Energy

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Across
4.incorporates observations, hypothesis, experiments, theories, and laws (2 Words)
6.simplest form of matter that can exist under lab conditions
7.a substance that although is in the gaseous state, it's generally a solid or liquid at room temperature
9.each layer in a heterogenous mixture
11.does not have uniform composition; distinct layers are visible
14.the study of composition of matter and the changes that matter undergo
15.a quality or condition of a substance that can be measured without changing the chemical composition of the substance (2 Words)
18.liquid to solid
19.liquid to gas
20.made of two or more elements; can only be separated by chemical reactions
Down
1.consists of a physical blend of two or more substances
2.separates a homogeneous mixture into its component substances based on difference of boiling points
3.describes the changes that occur in a material when it becomes a new substance via chemical reaction (2 Words)
4.has a definite shape and volume
5.has uniform composition
8.the boundary between each phase
10.gas to liquid
12.solid to gas
13.solid to liquid
16.has a definite volume but takes the shape of the container in which it is held
17.expands to fill space

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