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Quarter 3 R

20 vocab

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, measure in amperes
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
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 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
Boyle's law If you decrease the volume of container of gas and hold the temperature constant, the pressure of the gas will increase.
Charles's Law The volume of a gas increases with increasing temperature, as long as pressure does not change
Pascal Principle pressure applied to a fluid is transmitted throughout the fluid.
Bernoulli's Principle As the velocity of a fluid increases, the pressure exerted by the fluid decreases.
Archimedes Principle the buoyant force on an object is equal to the weight of the fluid displaced by the object.
Kinetic Theory energy a moving object has because of its motion; depends on the mass and speed of the object
Created by: rroberto
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