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Physical Science Chapter2
Vocabulary
25
Science
8th Grade
10/03/2006

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Term
Matter
Definition
Anything that has volume and mass.
Term
Volume
Definition
The amount of space taken up or occupied.
Term
Meniscus
Definition
The curve that you see at the liquid's surface.
Term
L (Leters)
Definition
Units used most often to express the volume of liquids.
Term
mL (Milileters)
Definition
Units used most often to express the volume of liquids.
Term
Cubic
Definition
Having three dimensions.
Term
m
Definition
Meters.
Term
cm
Definition
Centimeters.
Term
Mass
Definition
The amount of matter that something is made of.
Term
Gravity
Definition
A force of attraction between objects due to their masses.
Term
Weight
Definition
A measure of the gravitational force exerted on an object.
Term
Newton (N)
Definition
The SI unit of force.
Term
Inertia
Definition
The tendency of all objects to resist any change in motion.
Term
Physical Property
Definition
Matter that can be observed or measured without changing the identity of the matter.
Term
Thermal conductivity
Definition
The ability to transfer thermal energy from one area to another.
Term
State
Definition
The physical form in which a substance exists, such as a solid, liguid, or gas.
Term
Malleability
Definition
The ability to be pounded into thin sheets.
Term
Ductility
Definition
The ability to be drawn or pulled into a wire.
Term
Solubility
Definition
The ability to dissolve in another substance.
Term
Density
Definition
Mass per unit volume.
Term
Chemical properties
Definition
Describes a substance based on its ability to change into a new substance with different properties.
Term
Flammability
Definition
The ability to burn.
Term
Reactivity
Definition
A substance that doesn't burn.
Term
Physical change
Definition
Is a change that affects one or more physical properties of a substance.
Term
Chemical change
Definition
Occurs when one or more substances are changed entirely into new substances with different properties.
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