Physics Exam Study Guide Quiz Stats

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Definition Term % Correct
The rate at which work is donePower
42.5%
Energy that is stored and held in readinessPotential Energy
35.6%
The energy of motionKinetic Energy
35.6%
The space around a magnet, in which a magnetic force is exertedMagnetic field
35.6%
Unit of chargeCoulomb
34.5%
A complete path that electric current moves throughCircuit
33.9%
A force field that surrounds an electric charge or group of chargesElectric Field
33.3%
The pivot point of a leverFulcrum
32.8%
The straight line around which rotation takes placeAxis
31.6%
The force directed toward a fixed center that causes an object to follow a circular pathCentripetal Force
31%
The product of the force on an object and the distance through which the object is moved.Work
30.5%
The ratio of useful energy output to total energy inputEfficiency
29.9%
The apparent outward force on a rotating bodyCentrifugal Force
29.9%
Unit of measurement for electric potentialVolt
29.9%
When an object tuns about an internal axis, the motion is called:Rotation
29.3%
Materials with tightly bound electrons that are poor conductorsInsulators
29.3%
A machine that produces electric current by rotating a coil within a stationary magnetic fieldGenerator
29.3%
Produced by a turning force and tends to produce rotational accelerationTorque
28.7%
Materials through which electric charge can flowConductors
28.7%
The point where all of the mass of an object can be considered concentratedCenter of Mass
27%
Materials that can be made to behave as insulators or conductorsSemiconductors
26.4%
The potential energy due to elevated position of an objectGravitational Potential Energy
25.9%
A simple machine made of a bar that turns about a fixed pointLever
25.9%
Electric current that repeatedly reverses directionAlternating Current
24.7%
The relationship among voltage, current, and resistanceOhm's Law
24.1%
A flow of charge that always flows in one directionDirect Current
23%
The property of an object or system that enables it to do workEnergy
22.4%
A tide that occurs when the moon is halfway between a new moon and full moonNeap Tide
22.4%
Devices in this type of circuit form a single pathway for electron flow between the terminals of the batterySeries Circuit
22.4%
Definition Term % Correct
Devices in this type of circuit form branches, each of which is a separate path for the flow of electronsParallel Circuit
22.4%
A transformer with fewer turns on the secondary than on the primaryStep-Down
22.4%
A tiny electronic device that acts as a one-way valve to allow electron flow in only one directionDiode
21.8%
A kind of lever that can be used to change the direction of a forcePulley
21.3%
The charging of an object without direct contactInduction
21.3%
A transformer with a greater number of turns on the secondary than on the primaryStep-Up
21.3%
The average position of all the particles of weight that make up an objectCenter of Gravity
20.7%
The product of inertia, I, and rotational velocity, wAngular Momentum
20.7%
When an object turns about an external axis, the motion is called:Revolution
20.1%
A high or low tide that occurs when the sun, Earth, and moon are all lined upSpring Tide
19.5%
A pair of conducting plates separated by a small distance, but not touching each other. When the plates are connected to a charging device, charge is transferred from one plate to Capacitor
19.5%
The flow of electric chargeElectric Current
19%
A device for increasing or decreasing voltage through electromagnetic inductionTransformer
19%
A device used to multiply forces or to change the direction of forcesMachine
17.2%
When an object is balanced so that any displacement raises its center of massStable Equilibrium
17.2%
The fundamental electrical property to which the mutual attractions or repulsions between electrons or protons is attributed is called:Charge
16.7%
Reveal the shape of a magnetic field and the strengthMagnetic Field Lines
16.7%
States that the induced voltage in a coil is proportional to the product of the number of loops, the cross-sectional area of each loop, and the rate at which the magnetic field chaFaraday's Law
16.1%
The resistance of an object to changes in its rotational motionRotational Inertia
15.5%
Front to back axisMedial Axis
15.5%
The absence of support forceWeightlessness
15.5%
Electrical potential energy per chargeElectric Potential
15.5%
Energy due to the position of something or the movement of somethingMechanical Energy
14.9%
When an object is balanced so that any displacement lowers its center of massUnstable Equilibrium
14.9%
The relationship among electrical force, charges, and distanceCoulomb's Law
14.9%
Allowing charges to move off (or onto) a conductor by touching itGrounding
14.9%
A current-carrying coil of wire with many loopsElectromagnet
14.9%
When an object is balanced so that any small movement neither raises nor lowers its center of gravityNeutral Equilibrium
14.4%
When a direction is assigned to rotational speed, it is called:Rotational Velocity
14.4%
Definition Term % Correct
The vertical axis in a person that passes from head to toeLongitudinal Axis
13.8%
Ratio of output force to input force for a machineMechanical advantage
13.2%
A lever in which the load is between the fulcrum and the input forceType 2 lever
13.2%
The speed of something moving along a circular pathTangential Speed
13.2%
The number of rotations per unit of timeRotational Speed
13.2%
The distance traveled per unit of timeLinear Speed
12.1%
The distance from the turning axis to the point of contactLever Arm
12.1%
Sensitive current-indicating instrumentGalvanometer
12.1%
Composed of oscillating electric and magnetic fields that regenerate each otherElectromagnetic Wave
12.1%
A lever in which the fulcrum is at one end and the load is at the otherType 3 lever
11.5%
Horizontal axis through the middle of the body; you rotate around it when doing a flipTransverse Axis
11.5%
The energy a charge has due to its location in an electric fieldElectric Potential Energy
11.5%
A lever in which the fulcrum is between the input force and the loadType 1 lever
10.9%
The product of the mass and velocity of an objectLinear Momentum
10.9%
Electricity at restElectrostatics
10.9%
Describes the relationship between work and energyWork-energy theorem
10.3%
Produce magnetic forcesMagnetic Poles
10.3%
The principle that electrons are neither created nor destroyed but are simply transferred from one material to anotherConservation of Charge
9.8%
Describes the strength of gravityUniversal Gravitational Constant
8.6%
Large clusters of adjacent atoms alignedMagnetic Domains
8%
The study of the various forms of energy and the transformations from one form into anotherLaw of conservation of energy
7.5%
States that if no unbalanced external torque acts on a rotating system, the angular momentum of the system is constantLaw of Conservation of Angular Momentum
7.5%
Resistance that the conductor offers to the flow of chargeElectric Resistance
6.9%
States that every object attracts every other object with a force that for any two objects is directly proportional to the mass of each objectLaw of Universal Gravitation
6.3%
The rate at which electrical energy is converted into another form such as mechanical energy, heat or lightElectric Power
5.7%
Inducing voltage by changing the magnetic field around a conductorElectromagnetic induction
5.2%
Arise from particles in atomsElectrical forces
2.3%

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