446 cards
Electric potential energy ____ when like charges move apart or when opposite charges move closer together.
____ is the potential energy of a unit charge in any electric field.
Electrical potential is the potential energy of a ____.
____ is the potential difference in charge between two points in an electrical field.
Voltage is the ____ in charge between two points in an electrical field.
Voltage is the potential difference in ____.
Test charges will move spontaneously in whichever direction results in a ____ in their electrical potential energy.
Test charges will move spontaneously in whichever direction results in a decrease in their ____.
A/an ____ is a region around a magnetic material or a moving electric charge within which the force of magnetism acts.
A/an magnetic field is a region around a ____ within which the force of magnetism acts.
A/an magnetic field is a region around a magnetic material or a moving electric charge within which ____
____ possess no unpaired electrons and are slightly repelled by a magnet.
Diamagnetic materials possess no unpaired electrons and are slightly ____ by a magnet.
____ possess some unpaired electrons and become weakly magnetic in an external magnetic field.
Paramagnetic materials possess some unpaired electrons and become weakly magnetic in ____.
Paramagnetic materials possess some unpaired electrons and become ____ in an external magnetic field.
____ possess some unpaired electrons and become strongly magnetic in an external magnetic field.
Ferromagnetic materials possess some unpaired electrons and become ____ in an external magnetic field.
Current-carrying wires create magnetic fields that are ____ surrounding the wire.
Current-carrying wires create ____ that are concentric circles surrounding the wire.
____ create magnetic fields that are concentric circles surrounding the wire.
Give the equation for magnetic force of a moving point charge :____
Give the equation for ____:
Give the equation for magnetic force of a current carrying wire :
Give the equation for ____:
____ is the sum of the electrostatic and magnetic forces acting on a body.
Lorentz force is the sum of the ____ forces acting on a body.
____ is the flow of electric charge .
Current is ____ .
____ is the flow of current due to movement of electrons .
Metallic conduction is the flow of current due to ____.
____ is the movement of free ions under electric field .
Electrolytic conduction is ____.
The junction rule states that the sum of the currents flowing into a junction is ____ the sum of the currents flowing out of that junction.
The loop rule states that the sum of all the electric potential differences (voltages) around a loop is ____.
____ states that the sum of all the electric potential differences (voltages) around a loop is zero.
The loop rule states that the sum of all the ____ around a loop is zero.
____ is the opposition that a substance offers to the flow of electrons.
Resistance is the ____ that a substance offers to the flow of electrons.
Resistance is the opposition that a substance offers to ____.
____ are conductive materials with a moderate amount of resistance that slow down electrons without stopping them.
Resistors are ____ materials with a moderate amount of resistance that slow down electrons without stopping them.
Resistors are conductive materials with a moderate amount of resistance that ____
Give the equation for resistance through a material:____
Give the equation for ____:
Give the Ohm’s law equation:____
Give the ____ equation:
Give the equation for total resistance when the resistors are in series : ____
Give the equation for total resistance when the resistors are in ____:
Give the equation for total resistance when the resistors are in parallel : ____
Give the equation for total resistance when the resistors are in ____:
____ have the ability to store and discharge electrical potential energy.
Capacitors have the ability to ____ electrical potential energy.
Capacitors have the ability to store and discharge ____.
Give the equation for capacitance in terms of coulombs and volts:____
Give the equation for electric field strength in a capacitor :____
Give the equation for ____:
Give the equation for potential energy of a capacitor:____
Give the equation for total capacitance when the capacitors are in series : ____
Give the equation for total capacitance when the capacitors are in ____: