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materials |
Wood and paper are combustible materials.
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properties |
Different materials are good for different jobs based on their properties.
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thermal |
Heat energy is sometimes called thermal energy – it is the energy needed to make the temperature of something rise.
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conductor |
Thermal conductors are materials that transfer thermal energy easily.
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insulator |
A thermal insulator is something that prevents heat from moving from one place to another.
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dissolve |
When a substance dissolves, it involves a solid going into a liquid phase.
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separate |
A separation process is a method that converts a mixture or solution of chemical substances into two or more distinct product mixtures.
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irreversible |
Irreversible changes can't be undone.
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soluble |
The technique used to separate substances that are insoluble in a particular solvent from those that are soluble.
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insoluble |
The technique used to separate substances that are insoluble in a particular solvent from those that are soluble.
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evaporation |
Evaporation is the change of a liquid to a gas.
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filter |
Filtration is a method for separating an insoluble solid from a liquid.
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condensation |
Condensation is the change from a vapor to a condensed state (solid or liquid).
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reversible |
A reversible change means that the original substance can be retrieved.
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experiment |
An experiment is a procedure carried out to support or refute a hypothesis.
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investigation |
A scientific investigation is a plan for asking questions and testing possible answers.
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variable |
A variable is something that can change it's value.
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* This sentence was added by a Spellzone user.
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