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85 Cards in this Set
- Front
- Back
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Acceleration
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The rate at which an object increases in speed.
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Air Resistance
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Friction that results when an object is in free fall.
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Average Speed
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The average of all the speeds of an object.
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Average Velocity
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The average of all the instantaneous velocities.
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Deceleration
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The rate at which an object decreases in speed.
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Displacement
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The amount of space between an object's original location and the object's current placement.
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Distance
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The amount an object has traveled.
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Frame of Reference
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The center of what you are concerned with.
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Free Fall
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The state of an object in motion that is only under the influence of gravity.
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Gravitational Acceleration
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Acceleration that is caused by a gravitational force.
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Instantaneous Velocity
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The speed of an object at one instant.
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Linear Motion
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Motion in one demension.
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Meter
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The unit of distance in the metric system.
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Meter/second
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The unit of Velocity in the metric system.
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Meter/second2
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The unit of acceleration in the metric system.
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Odometer
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A device that measures distance, most commonly in a car.
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Projectile Motion
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The motion of an object acted on by gravity.
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Rate
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The speed at which something happens.
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Revolution (Earth's)
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The movement of the Earth around the sun.
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Rotation (Earth's)
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The movement of the Earth on its axis.
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Speed
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How fast something is moving.
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Speedometer
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A device that measures instantaneous speed, usually on a car.
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Velocity
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The speed of an object.
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BTU
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British Thermal Unit
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Calories
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A unit of energy.
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Chemical Energy
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Energy associated with chemical bonds.
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Coal
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A form of solar energy
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Conservation of Energy
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The principle that energy is never destroyed or created, and is just transferred into another form.
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Derived Unit
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A unit that is created out of base units.
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Elastic Potential Energy
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Stored Energy associated with objects that have the ability to return to their original form.
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Electromagnetic Energy
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Energy associated with the electromagnetic spectrum.
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Energy
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The property of an object that enables it to do work.
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Fundamental Units
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Base units in a system.
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Geothermal Energy
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Energy associated with the world's heat.
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Heat Energy
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Energy associated with heat.
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Horsepower
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English unit of power.
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Infrared Radiation
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Heatwaves.
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Joules
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The unit of energy and work.
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Kinetic Energy
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Energy associated with the movement of an object.
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Mechanical Energy
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Energy associated with mechanics.
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Nuclear Energy
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Energy associated with nuclear power.
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Potential Energy
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Stored energy.
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Power
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The rate at which work is done over time.
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Photosynthesis
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Plants absorbing sunlight.
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Reference level
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The level at which you measure from.
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Simple Harmonic Motion
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Any sort of back-and-forth motion, such as a pedulum.
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Watts
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The unit of power.
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Work
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When a force move an object.
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Work-Energy Theorem
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The theorem that the energy used is equal to the work done.
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Abrasive
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Material that increases friction.
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Action-Reaction Pair
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Two equal and opposite forces.
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Balenced Forces
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When forces acting on an object in the same direction are equal, and so the object is in equilibrium.
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Contact Friction
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Friction that takes place when objects make contact.
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Drag
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Air resistance on a car.
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Dynamics
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The study of objects in equilibrium.
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Fluid
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A liquid or gas.
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Fluid Friction
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Friction that takes place when a solid object moves through a liquid or gas.
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Force
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A push or pull.
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Friction
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A force that works against an object's motion.
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Geocentric (motion)
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Motion that is thought of considering that the Earth is the center of the universe.
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gravity
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The pull of a planet on masses.
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Heliocentric (motion)
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Motion that is thought of considering the sun as the center of the universe.
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Inertia
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The amount of resistance an object has to forces acting upon it.
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Kilogram
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A unit of mass in the metric system.
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Kinematics
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The study of motion.
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Kinetic friction
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Friction that takes place when an object is in motion.
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Lubricant
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A material that decreases friction.
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Magnitude
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the quantity of something.
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Mass
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The amount of mattar an object has.
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Newton
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A unit of weight in the metric system.
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Normal (force)
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A vertical force that supports an object and puts the object in equilibrium.
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Net Force
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The total of all the forces.
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Rolling Friction
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Friction associated with rolling objects.
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Scalar
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magnitude only.
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Sigma
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net
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Three Body Diagram
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A diagram that shows the forces acting on an object.
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Spring Scale
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A device that measures weight.
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Static
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rest
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Static Friction
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Friction that takes place when an object is at rest.
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Tension
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The act of stretching or straining.
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Triple Beam Balence
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A device used to measure mass.
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Unbalenced forces
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When the forces in one dimension are not equal and so the object is not in equilibrium.
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Vector
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Direction and magnitude.
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Viscosity
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The thickness of a fluid.
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Weight
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The amount that the earth pulls of masses because of gravity.
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