Addition of two waves when the crest of one overlaps the trough of another, so that their individual effects cancel each other. The result is a wave of decreased amplitude.
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Mass
Front
A measure of the amount of matter in an object
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Coefficient of Friction
Front
the ratio of the force of friction to the normal force acting between two objects
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Torque
Front
a turning or twisting force
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Frequency
Front
The inverse of period. The number of cycles per second (Hz)
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Coulomb's Law
Front
relates two point charges and the distance separating them with the electrostatic force of attraction or repulsion.
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Longitudinal Wave
Front
A wave in which the vibration of the medium is parallel to the direction the wave travels
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Normal Force
Front
a force that acts on a surface in a direction perpendicular to the surface
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Momentum
Front
A quantity defined as the product of the mass and velocity of an object
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Newton's Third Law
Front
every force is accompanied by an equal and opposite force (action-reaction).
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Rotational Kinetic Energy
Front
Energy associated with the rotation of an object
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Center of Mass
Front
the point in an object that moves as if all the object's mass were concentrated at that point
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Electrostatic Force
Front
The force between electrically charged objects (like charges repel and opposite charges attract each other).
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Angular Momentum
Front
The momentum of a rotating object
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Static Friction
Front
Friction that acts on objects that are not moving
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Interference
Front
The interaction between waves that meet.
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Current
Front
A movement of electrical charges around a closed path or circuit
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Force
Front
A push or pull exerted on an object
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Superposition
Front
The principle that allows us to add and subtract wave forms that interfere with one another
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Tension
Front
A pulling force exerted by a rope or string
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Centripetal Acceleration
Front
acceleration of an object toward the center of a curved or circular path
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Newton's Second Law
Front
the acceleration of an object is directly proportional to the force exerted on it, and inversely proportional to its mass
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Kinetic Energy
Front
The energy associated with the motion of an object
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Newton's First law
Front
An object at rest remains at rest and an object in motion maintains its velocity unless it experiences a net force
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Period
Front
The time for one cycle of an oscillating object or wave
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Elastic Collision
Front
A collision in which the total momentum and the total kinetic energy are conserved.
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Doppler Effect
Front
An observed change in the frequency of a wave when the source or observer is moving
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Charge
Front
A measure of the extra positive or negative particles that an object has.
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Power
Front
The rate at which work is done
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Kinetic Friction
Front
the force that opposes the movement of two surfaces that are in contact and are sliding over each other
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Restoring Force
Front
Any force that always acts to pull a system back toward equilibrium
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Inelastic Collision
Front
a type of collision in which the kinetic energy after the collision is less than the kinetic energy before the collision but momentum is conserved
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Voltage
Front
The potential difference measured in volts. The amount of work to be done to move a charge from one point to another along an electric circuit.
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Gravitational Potential Energy
Front
Energy stored by objects due to their position above Earth's surface.
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Impulse
Front
Change in momentum; the force applied multiplied by the time it is applied
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Resistance
Front
A material's opposition to the flow of electric current.
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Amplitude
Front
The maximum displacement of a wave or oscillating object from equilibrium
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Rotational Inertia
Front
The measure of an objects resistance to change of its rotational velocity which is dependent upon the mass of the object and the distribution of that mass
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Work
Front
The change in energy of a system
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Inertia
Front
Resistance of an object to a change in its motion
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Beats
Front
A throbbing variation in the loudness of sound caused by interference when two tones of slightly different frequencies are sounded together.
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Mechanical Energy
Front
Kinetic or potential energy associated with the motion or position of an object
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Force of Gravity
Front
Weight
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Rotational Acceleration
Front
The change of angular velocity over time
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Weight
Front
The force of gravity on an object
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Constructive Interference
Front
Addition of two or more waves when wave crests overlap to produce a resulting wave of increased amplitude.
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Transverse Wave
Front
A wave that moves the medium in a direction perpendicular to the direction in which the wave travels