A mixture that forms when one substance dissolves another

A liquid substance capable of dissolving other substances

A substance that is dissolved in a solution

Anything that has mass and takes up space (has volume)

A combination of chemical symbols and numbers to represent a substance

A one or two letter representation of an element

Extremely small units of matter

Basic unit of matter; smallest particle of an element

A sample of matter, either a single element or a single compound, that has definite chemical and physical properties

A well-substantiated explanation of an aspect of the natural world that can incorporate laws, hypotheses and facts

General scientific laws which explain how something happens or works

A representation of an object or event

Give an account of the similarities between two (or more) items or situations, referring to both (all) of them throughout

Comparing two or more objects or events in order to show their differences

A chemical substance that neutralizes alkalis, dissolves some metals, and turns litmus red; typically, a corrosive or sour-tasting liquid of this kind.

The attraction of molecules for other molecules of a different kind.

A substance with a pH greater than 7 that has more hydroxide (OH-) ions than water.

pH (potential of hydrogen)

A measure of how acidic or basic a solution is.

The tension of the surface film of a liquid caused by the attraction of the particles in the surface layer by the bulk of the liquid, which tends to minimize surface area.

Scale used to specify the acidity or basicity of aqueous solutions.

A compound that changes color in solution over a narrow pH range.

The proportion of moles of one substance to the moles of another substance in a chemical reaction.

Specific chemicals that can be identified uniquely.

Matter which has a specific composition and specific properties.

Facts, figures, and other evidence gathered through observations.

To carry or move from one place to another.

The act of giving form or shape to anything.

The process or result of identifying the parts of a whole and their relationships to one another.

Observable events that occur in a natural or designed system.

A homogeneous mixture of 2 or more substances in relative amounts.

Mutual dependence between things.

Science Definitions Flashcards Flashcards

Student preview

39 questions

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1.

FLASHCARD QUESTION

Front

Capillary Action

Back

The ability of a liquid to flow in narrow spaces without the assistance of, and in opposition to, external forces like gravity

2.

FLASHCARD QUESTION

Front

Cohesion

Back

Attraction between molecules of the same substance (water to water)

3.

FLASHCARD QUESTION

Front

Compound

Back

A substance made up of atoms of two or more different elements joined by chemical bonds

4.

FLASHCARD QUESTION

Front

Element

Back

A pure substance made of only one kind of atom; CANNOT be the chemically broken down into simpler substances

5.

FLASHCARD QUESTION

Front

Homogeneous Mixture

Back

A mixture that is uniform in composition; components are evenly distributed and not easily distinguished

6.

FLASHCARD QUESTION

Front

Heterogeneous Mixture

Back

A mixture that is not uniform in composition; components are not evenly distributed throughout the mixture

7.

FLASHCARD QUESTION

Front

Mixture

Back

Material composed of two or more elements or compounds that are physically mixed together but not chemically combined

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