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22 Cards in this Set
- Front
- Back
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What is the definition of Celsius? |
a scale of temperature in which water freezes at 0 degrees and boils at 100 degrees under standard conditions |
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What is the definition of Conductivity? |
the degree to which a specified material conducts electricity |
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What is the definition of Endothermic? |
absorbs energy |
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What is the definition of Exothermic? |
release of heat or energy |
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What is the definition of Heat? |
being hot high temperature |
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What is the definition of Heterogeneous? |
of or denoting a process in different phases |
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What is the definition of Homogeneous? |
parts all of the same kind |
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What is the definition of Law of Conservation? |
law of science that states that energy cannot be created or destroyed |
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What is the definition of Products? |
the substance that results from this recombination of atoms are called the products of the reaction |
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What is the definition of Reactants? |
substances initially present in the chemical reaction that are consumed during the reaction to make products |
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What is the definition of Thermal energy? |
is the internal energy of an object due to the kinetic energy of its atoms |
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What is the definition of thermometer? |
an instrument for measuring and indicating temperature |
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What properties describe matter? |
Substances |
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What are atoms? |
is the basic particle from which all elements are made |
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What are molecules? |
is a group of two or more atoms held together by chemical bonds |
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What are compounds? |
is a substance made of two or more elements that are chemically combined in a set ratio |
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What are elements? |
A substance that cannot be broken down |
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What are mixtures? |
a substance made by mixing other substances together |
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What is matter? |
anything that has mass and takes up space |
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What is Physical property? |
a characteristic of a substance that can be observed without changing to another substance |
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What is chemical property? |
a characteristic of a substance describes its ability to change into different substances |
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What is Nanometer? |
extremely small metric length measurement used for size of an atom |
