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Quarter 3

Physical Science

QuestionAnswer
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 electrons are not able to move easily.
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.
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 proportions 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 observes or attempt to observe without changing the identity of the material.
Boyle's Law If you decrease the volume of a container of gas and hold the temperature constant, the pressure of the gas will increase.
Charles's Law As a gas is heated, its particles move faster and faster and its temperature increases.
Pascal Principle If you are underwater, you can feel the pressure of the water all around you.
Bernoulli's Principle A Swiss scientist who studied the properties of moving fluids such as water and air.
Archimedes Principle A Greek mathematician named Archimedes made a discovery about buoyancy.
Kinetic Theory An example of how particles in matter behave.
Created by: caseygoodman
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