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Puzzle #1: Phases

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Across
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The ____ are what the arrow points to in a chemical reaction. It is what is made.
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All substance is made from ___
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As a substance moves from a solid phase to a liquid phase the molecules move ___
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A ______ reaction is a phase change or size change.
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The amount of energy, or heat in an object.
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____ molecules are made of different elements
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____ are made from a single type of atom or molecule
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__ molecules are made of the same elements
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The periodic table is organized by element properties and by ___ atomic number.
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The law of _____ of mass states that when substances undergo a chemical reaction then the number of elements in the reactants equal the number of reactants in the products.
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Atoms bond, or combine to form ___
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When a solid skips the liquid phase and turns into a gas
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Characteristics that describe color size, odor,
Down
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A _______ reaction releases gas, heat or has an unexpected color change.
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Balance the equation: 6H + 6O = __H2O
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The ___ of the molecule, the pressure and temperature of a substance affects the state of matter.
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The phase with the most energy. molecules are bouncing off each other.
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The ____ is an organized way to display the elements.
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A ____ chemist is someone who identifies unknown materials for the police
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Solid liquid gas and plasma
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Characteristics of a substance
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The amount of force on an object.
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Liquid changes to gas
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The phase in which temperature is low and the molecules move close together.