Unit 9 Science Test Flashcards
A material that lets heat and electricity move EASILY through it
Conductor
The movement of heat without matter
Radiation
A material that does NOT let heat or electricity move easily through it
Insulator
The movement of heat between objects that are touching
Conduction
A measure of the force or pressure of an electric current
Volt
A path where an electric current can flow
Circuit
A measure of how much work electricity can do per second
Watt
A measure of the amount of electric current or the amount of electricity used
Amp
A particle of an atom that has a POSITIVE charge
Proton
A particle of an atom that has a NEGATIVE charge
Electron
In an ______ _______, the negative particles flow or are pushed along a path
Electrical current
A temporary magnet that is made by passing an electric current through an iron object
Electromagnet
A device that turns mechanical energy into electrical energy
Generator
The relationship between electricity and magnets
Electromagnetism
A circuit that has MORE than one path for electricity to flow
Parallel
A circuit that has ONLY one path for electricity to flow
Series
A type of heat movement that happens mostly in solids
Conductions
A type of heat movement that can happen through empty space
Radiation
A type of heat movement that happens in liquids and gases
Convection
When placed in a cup of hot tea, a metal spoon is a better ______ of heat.
Conductor
Heat moves from _____ to _____
Hot to cold
A lightbulb will turn ___ with a closed circuit
ON
