Phase Changes
Basic Definitions
Properties of Matter
Classifying Substances
Examining Properties
100
A change in which new substances are formed.
What is Chemical Change?
100
The qualitative information collected through the direct use of our senses.
What is an Observation?
100
Anything that has mass and volume.
What is Matter?
100
A system made of multiple substances, such that the amounts of each substance can vary.
What is a Mixture?
100
The ability of a solid to resist abrasion or scratching.
What is Hardness?
200
A change in the phase of a substance, where no new substances are formed.
What is Physical Change?
200
A test or procedure that is carried out in order to discover a result?
What is an Experiment?
200
Something with a unique and identifiable set of properties.
What is a Substance?
200
A substance consisting of only one phase.
What is a Homogenous Substance?
200
The ability to be rolled or hammered in to thin sheets.
What is Malleability?
300
The temperature at which a liquid changes into the gas phase.
What is Boiling Temperature?
300
A single,unproven assumption that attempts to explain why nature behaves in a specific manner.
What is a Hypothesis?
300
A property of a substance that that can be found without creating a new substance.
What is Physical Property?
300
A substance that is homogenous and has an unchangeable composition.
What is a Pure Substance?
300
The ability to be stretched or drawn into wires.
What is Ductility?
400
The gaseous material formed by the evaporation of a substance which boils above room temperature?
What is Vapour?
400
Information given as a numerical value.
What is Quantitative Information?
400
A property of a substance that has the ability to undergo chemical reactions and change into new substances, either by itself or with other substances.
What is a Chemical Property?
400
A heterogenous mixture of two or more substances.
What is a Mechanical Mixture?
400
The resistance of a fluid to flow.
What is Viscosity?
500
The amount of solid decreases, as the amount of liquid increases.
What is the melting process?
500
A broad generalization or summary statement which describes a large amount of evidence from an experiment that proves how nature behaves when a certain situation presents itself.
What is a Law?
500
The science concerned with the properties, composition and behaviour of matter.
What is Chemistry?
500
A substance which cannot be separated into simpler substances as a result of any chemical process.
What is an Element?
500
The intermingling of fluids as a result of motion within the fluid (Applies to gases and liquids).
What is Diffusion?
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