Science Quiz / 7th Grade Chem. Build. Blcks, Chapter 1 Sec. 1-2

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a measure of the force of gravity on an object
two or more substances that are mixed together but not chemically combined
a characteristic of a pure substance that can be observed without changing it into another substance
a formula that gives the elements in a compound and the ratio of atoms
a measure of how much matter is in an object
the amount of space that matter occupies
an example of a homogeneous mixture; forms when substance dissolve
a characteristic of a pure substance that describes its ability to change into a different substance
a pure substance that cannot be broken down into other substances by chemical or physical means
the system of units (SI) used by scientists to measure the properties of matter
a mixture in which substance are evenly distributed throughout the mixture (sugar in cream)
the study of the properties of matter and how matter changes
a pure substance made of two or more elements chemically combined
the basic particle from which all elements are made
the measure of how much mass of a substance is contained in a given volume (mass/volume)
the force that holds two atoms together
a particle made of two or more atoms bonded together
a single kind of matter that is pure and has a specific set of properties
a mixture in which pure substances are unevenly distributed throughout the mixture (chocolate chips in ice cream)
anything that has mass and occupies space

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