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Science Vocab Words
N/A
36
Science
8th Grade
12/08/2008

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Term
Amorphous Solid
Definition
A solid that looses shape its shape under certain conditions
Term
Boiling
Definition
process in which particles inside a liquid as well as those on the surface change to a gas
Term
Boiling Point
Definition
The temperature in which a substance changes from the liquid phase to the gas phase
Term
Boyle's Law
Definition
A law that sates that the volume of a fixed amount of gas varies inversely with the pressure of the gas.
Term
Charles's Law
Definition
A law that states that the volume of a fixed amount of gas varies directly with the temperature of the gas.
Term
Chemical Change
Definition
A process by which a substance becomes a new and different substance.
Term
Chemical Property
Definition
A property that describes how a substance changes into a new substance
Term
Chemical Reaction
Definition
A process in which the physical and chemical properties of the original substance change as a new substance with different physical and chemical properties in formed.
Term
Condensation
Definition
The change of a gas to a liquid
Term
Crystal
Definition
A solid in which the particles are arranged in a regular, repeating pattern
Term
Crystalline Solid
Definition
A solid made up of crystals
Term
Density
Definition
mass per unit volume of a substance
Term
Evaporation
Definition
Vaporization that takes place at the surface of a liquid.
Term
Flammability
Definition
ability to burn
Term
Freezing
Definition
The change of liquid to solid
Term
Freezing Point
Definition
The temperature at which a substance changes from the liquid phase to the solid phase.
Term
Gas
Definition
Matter with no definite shape or volume.
Term
Gravity
Definition
The force of attraction between all objects in the universe
Term
Inertia
Definition
The tendency of objects to remain in motion or stay at rest unless acted upon by an unbalanced force
Term
Liquid
Definition
matter with no definite shape but with a definite volume.
Term
Mass
Definition
The amount of matter in an object
Term
Matter
Definition
Anything that has mass and volume
Term
Melting
Definition
The change of a solid to a liquid
Term
Melting Point
Definition
The temperature at which a substance changes from the solid phase to the liquid phase
Term
Phase
Definition
The state in which matter can exist: solid, liquid, gas or plasma
Term
Physical Change
Definition
The change in which physical properties of a substance are altered but the substance remains the same kind of matter
Term
Physical Property
Definition
the property of a substance that can be observed without changing the indentity of the substance.
Term
Plasma
Definition
The high-energy phase of matter
Term
Property
Definition
The characteristics of a substance
Term
Solid
Definition
Matter with a definite shape and a definite volume
Term
Specific Gravity
Definition
The comparison, or ratio, of a the mass of a substance to the mass of an equal volume of water
Term
Sublimation
Definition
The change from the solid phase of matter directly into the gas phase.
Term
Vaporization
Definition
The change of liquid to a gas
Term
Viscosity
Definition
the resistance of a liquid to flow
Term
Volume
Definition
The amount of space an object takes up
Term
Weight
Definition
The response of mass to the pull of gravity
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