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Puzzle #1: Phases

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