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Quater 3 Vocab Oz

Quater Test Vocabulary

TermDefinition
Chemical Change Change of one substance into a new substance
Chemical Properties Any characteristic of a substance, such as flammability, that indicates whether it can undergo a certain chemical change.
Compound Substance formed from two or more elements in which the exact combination and proportion of elements is always the same.
Element Substance with atoms that are all alike.
Physical Change Any change in size, shape, or state of matter in which the identity of the substance remains the same.
Physical Properties Any characteristic of a material, such as size or shape, that you can observe or attempt to observe without changing the identity of the material.
Circuit Closed conducting loop through which an electric current can flow.
Conductor Material, such as copper wire, in which electrons can move easily.
Electric Current The net movement of electric charges in a single direction, measured in amperes. (A)
Insulator Material in which heat flows slowly.
Parallel Circuit Circuit in which electric current has more than one path to follow.
Series Circuit Circuit in which electric current has only one path to follow.
Alternating Current Electric current that reverses its direction of flow in a regular pattern.
Direct Current Electric current that flows in only one direction.
Boyle's Law Volume Increases = Pressure Decreases Volume Decreases = Pressure Increases (As long as the temperature stays the same)
Charles's Law If the temperature of an object increases, so will its volume. (If pressure does not change)
Pascal Principle Pressure applied to the fluid is transmitted equally through the fluid. Pascal is also the SI unit used to measure pressure.
Bernoulli's Principle As the velocity of a fluid increases, it's pressure decreases. (Vice versa)
Archimedes Principle If the buoyant forcing acting on an object is less than the object's force, the object will sink and vice versa.
Kinetic Theory Explanation of the behavior of molecules in matter; states that all matter is made of constantly moving particles that collide without losing energy.
Created by: ozy
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