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AP Physics Electricity Unit

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Section 1

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Capacitance

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Last updated

6 years ago

Date created

Mar 1, 2020

Cards (42)

Section 1

(42 cards)

Capacitance

Front

The ability of an object to hold an electric charge

Back

Induction

Front

When an electrical charge on one object causes a charge in a second object

Back

Generator

Front

Device that converts mechanical energy into electrical energy

Back

Work

Front

P*t

Back

Resistance

Front

The amount of electric potential (electromotive force -EM Force) needed to force a given amount of current through an object

Back

Battery

Front

Device that converts chemical energy to electrical energy

Back

Resistance Unit

Front

Ohm

Back

I=Q/t

Front

Current = Change in charge divided by change in time

Back

Electric Current

Front

The movement of electrons through a substance from one location to another

Back

Resistivity

Front

The innate ability of a substance to offer electrical resistance

Back

Q or q

Front

Charge

Back

Positive Charge

Front

The type of charge carried by protons

Back

Insulator

Front

A material that does not allow heat or electrons to move through it easily.

Back

C

Front

Coulomb

Back

Current Unit

Front

Ampere

Back

W

Front

Work

Back

V

Front

Voltage

Back

Power

Front

I^2R

Back

Electric Field

Front

the space around a charged object in which another charged object experiences an electric force

Back

R

Front

Resistance

Back

P

Front

Power

Back

Static Electricity

Front

electric charge at rest; generally produced by friction or induction

Back

I

Front

Current

Back

Electric Current

Front

The flow of charged particles due to a difference in electric potential (positive to negative)

Back

Electrical Component

Front

A device in an electric circuit, such as a battery, switch or lamp.

Back

Power Unit

Front

Watt

Back

Electric Charge

Front

A physical property of matter which causes it to experience a force when near other electrically charged matter.

Back

Conductor

Front

A material that allows heat and electricity to pass through it.

Back

Alternating Current

Front

an electric current that reverses its direction many times a second at regular intervals, typically used in power supplies, makes a sine wave, particular frequency, US is 110 V @ 60 Hz

Back

Direct Current

Front

an electric current that flows in one direction steadily from positive terminal to negative terminal

Back

Ohmic Resistor

Front

A resistor whose resistance is the same regardless of voltage and current

Back

Capacitor

Front

Device that stores electric charge

Back

Elementary Charge

Front

The magnitude of charge on one proton or electron

Back

Negative Charge

Front

The type of charge carried by electrons

Back

V=IR

Front

Voltage = Current X Resistance

Back

Coulombs

Front

Electric charge is measured in _____

Back

Voltage (Potential Difference)

Front

the difference in electric potential between two points in an electric circuit; expressed in volts (V)

Back

Power

Front

Work done per unit time

Back

Force Field

Front

region of space in which an object will experience a non-contact force

Back

Circuit Diagram

Front

A drawing that traces the path that electron flow will take in an electronic circuit.

Back

Charge Unit

Front

Coulomb

Back

Motor

Front

Device that changes electrical energy into mechanical energy

Back