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45 Cards in this Set

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Acceleration
The change in Velocity divided by the time interval
Constant
A quantity that does not change in an equation
ex; g = 9.8m/s.s is the constant of gravity due to free fall.
elliptical
moving in a round path.
ex; the planets move in an elliptical orbit
energy
non material property of causing changes in matter
force
Agent that results in accelerating or deforming an object.
free fall
the falling of an object without any disturbance apart from earths gravity.
friction
a force that opposes motion
frictionless
without opposition of motion
impulse
product of force and the time interval at which it occurs
Independent Variable
A variable that is manipulated or change during an experiment.
Acceleration
The change in Velocity divided by the time interval
Constant
A quantity that does not change in an equation
ex; g = 9.8m/s.s is the constant of gravity due to free fall.
elliptical
moving in a round path.
ex; the planets move in an elliptical orbit
energy
non material property of causing changes in matter
force
Agent that results in accelerating or deforming an object.
free fall
the falling of an object any disturbance apart from earths gravity.
friction
a force that opposes motion
frictionless
without opposition of motion
impulse
product of force and the time interval at which it occurs
Independent Variable
A variable that is manipulated or change during an experiment.
Inelastic Collision
A collision in which some of the
Joules
The unit of work; the product of a force of one newton acting through a distance of one meter
Kilogram
A unit of mass in the metric system; one of the seven fundamental units.
Kinetic
relating to motion
Kinetic Energy
Energy possessed by an object because of its motion.
Law of Conservation of
A statement that states that a certain quantity after a certain occurance does not change.
Momentum
The product of the mass and velocity of a moving body.
Magnitude
The size of something
Mass
A measure of the quantity of matter; a fundamental physical quantity.
Momenta
The Plural of momentum the products of its masses and velocities.
net force
Vector sum of forces on an object.
Net Impulse
Vector sum of impulses on an object
Newtons
The unit of force; a derived unit having the dimensions kg m/s2.
Potential
relating to not in motion like kinetic energy which is energy of an object at rest
Power
The time rate of doing work. power factor. The cosine of the phase angle between current and voltage in an a-c circuit.
Radius
A line segment that joins the center of a circle with any point on its circumference.
Scientific notation
A positive number expressed in the form of M x 10n in which M is a number between 1 and 10 and n is an integral power of 10.
Speed limit
The highest or lowest speed you can move at.
static
Having no motion; being at rest; quiescent.
vector
A quantity that is completely specified by a magnitude and a direction.
Velocity
Speed in a particular direction.
Volume
The density of and object divided by its mass
Weight
The measure of the gravitational force acting on a substance.
work
The product of a displacement and the force in the direction of the displacement.
y-intercept
The Vertical axis of any graph.