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all of chappters

QuestionAnswer
circuit a closed path that electric current follows is circuit.
conductor A material in which electrons are able to move easily is a condutor.
electric current movement of electric charges ina single direction is an electric current.
insulator a material in which electrons are not able to move easily.
parallel circuit contain two or more branches for current to move through.
series circut one kind of a circuit is called a series circuit
atternatting current the direction of current flowing in a circuit is constantly being reversed back and forth.
diret current unidirectional flow of electric charge.
chemical change when a substance combines with another to form a new substance, called synthesis or, alternatively, decomposes into two or more
chemical properties any characteristic of material that you can ovserce with out changing the identity of the substances that make up the material.
compound substance in which the atoms of two or more elements are combined in a fixed proportion.
element all substances are buit from atoms. if all the atoms in a substance have the same identity that substance is an element.
physical change a change in size shape or state of matter is called.
physical properties identity of the substances that make ujp the material.
boyle's law the ability of a fluid a liquid or a gas to exert an upward force on n object immersed.
charles's law
pascal principle
bernoulli's principle
archimedes principle
kinetic theory
Created by: Josephglover