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| a descriptive statement or equation that reliably predicts events |
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| the knowledge obtained by observing natural events and conditions |
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| the applicationof science for practical purposes |
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| a system of idea that explains many observations |
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| the ability and willingness to assess claims critically |
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| straight-line distance between two points. |
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| measure of the amount of matter in an object |
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| a series of steps followed to solve problems, including collecting data, formulating a hypothesis, testing the hypothesis, and stating conclusions |
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| measure of the size of a body in 3-D space |
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| measure of gravity exerted on an object |
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| how close you get to make a basketball swish |
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| how often to make a basket in basketball |
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| a method of expressing a quantity as a number time 10 |
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| a prescribed decimal place that determine |
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| the smallest unti of an element |
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| substance made up of atomm of two or more elements |
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| substance that cannot be broken down. |
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| anything that has mass and takes up space |
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| combination of two or moe substances |
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| the smallest molecule of a substance that has all the chemical properties; made of two or more atoms joined together |
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| a sample of matter with definite chemical and physica properties. |
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| mixture that will not stay mixed. |
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| mixture that is spread evenly together. |
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| temperature where a liquid become a gas. |
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| the ratio of mass to volum of a substance. |
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| temperature where a solid become a liquid. |
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| capacity of a substance to combine chemically withanother substance. |
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| characteristic that can be seen without changing substance. |
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| character that can be seen that changes substance. |
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| when one substance changes into a new substance. |
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| when one substance changes and DOES NOT change into new substance. |
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| a nonsolid state of matter in which the atoms or molecules are free to move past each other as in a gas or liquid. |
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| stat or matter that is made of free moving ions. |
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| a measure of how hot something is, the average kinetic energy. |
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| total kinetic energy of a substance's atoms |
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| change from liquid to gas |
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| change from a solid to gas |
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| change from a gas to liquid |
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| amount of force exerted per unit of area. |
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| resistance of a gas or liquid to flow |
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| subatomic particle that has a negative charge. |
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| subatomic particle that has a positive charge in the nucles |
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| the number of protons and electrons in a given element |
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| atom with same # of protons but different neutrons--often radioactive |
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| total number of protons and neutrons in a given element. |
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| SI base unit for measuring the amount of a substance |
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| subatomic particle that has no charge in nucleus |
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| region in an atom where there is a high probability of finding electrons |
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| electron that is found in outermost shell of a atom |
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| law that states that the repeating chemical amd physical properties of elements changes periodically. |
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| vertical column in the periodic table |
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| horizontal row in the periodic table |
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| an atom that has gained or lost electrons and has a charge |
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| element that is shiny and conduct heat and electricity well |
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| element that does not conduct well and doesnt form positive ions. |
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| an elements or compound that conducts better than an insulator but not an conductor |
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| the attractive force that hold atoms and ions together |
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| arrangement of atoms in a molecule |
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| attractive force between oppositely charged ions. |
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| bond formed when atoms share one or more pairs of electrons |
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| an ion made of two or more atoms |
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| energy released when a chemical compound reacts to produce new compounds |
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| substance that participates in a chemical reaction |
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| substance that forms in a chemical reaction |
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| reaction where heat is stored. |
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| reaction where heat is released |
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| a resresentation of a chemical reacton that uses symbols to show the relationship between reactants and products |
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| the oxidation reaction of an inorganic compound |
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| a reaction in which a single compound breaks down to form two or more simpler substances. |
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| double-replacement reaction |
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| a reaction in which a gas, a solid precipate, or a molecular compound forms from the apparent exchange of atoms or ions between two compounds. |
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| an atom or group of atoms that has one unpaired electron |
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