Flashcards
Physics Regents Review - Electricity
Cards in this deck (10)
- 1The unit which describes electric current in terms of how much charge passes a given point in a conductor is called the _____________, which is represented by _______________.Ampere, circle with an A in it.
- 2In order for current to flow in a wire there must be a complete circuit, and a ________ _________, or ___________.Potential Difference, voltage v
- 3Metals and other materials with many free electrons are called ________, because they allow current to pass easily.Conductors
- 4Things that don’t allow current to pass easily, like glass, rubber, and plastic, are called _______________.Insulators
- 5ResistanceThe measurement of how easily current flows through a conductor.
- 6Generally, resistance decreases when a conductor’s length__________, diameter ____________, and temperature ___________.Decreases, increases, decreases
- 7In parallel circuits, the total resistance is always ______ than the smallest resistor.less
- 8Power = ?Volts * Amps
- 9The power used through time is found by multiplying ________ and __________, and is expressed in __________.Power, Time, Joules
- 10WattThe unit of electrical power.
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- Description
- Some key things you need to know in the electricity unit for the physics regents.
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- Alex Declan
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