That it is impossible to measure two properties of a quantum object (such as its position and momentum or energy and time) simultaneously with infinite precision.
100
CONTROL
The behavior that you have control over in an experiment.
100
INDEPENDENT
The variable that is manipulated or changed in an experiment.
100
DEPENDENT
The variable that depends on the Independent.
100
MASS
The quantity of matter in a body (regardless of its volume or any force acting on it).
200
TIME
Defined by its measurement.
200
LENGTH
Straight-line distance between two points along an object.
200
TEMPERATURE
The degree of hotness or coldness of an object.
200
ELECTRIC CURRENT
A flow of electric charge.
200
AMOUNT OF SUBSTANCE
A standards-defined quantity that measures the size of an ensemble of elementary entities.
300
KILOGRAM
mass
300
SECOND
The base unit of time in the International System of Units (SI)
300
METER
length
300
NEWTON
force/weight
300
POWER
Rate of doing work; P=W/t
400
ERROR BARS
A line through a point on a graph, parallel to one of the axes, which represents the uncertainty or error of the corresponding coordinate of the point.
400
GRADIENT
A curve representing such a rate of change.
400
SYSTEMATIC ERRORS
Errors associated with a flaw in the equipment or in the design of the experiment.
400
VECTOR
Quantity is one which has a magnitude (size) and a spatial direction.
Velocity, displacement, force, weight, acceleration
400
SCALAR
Quantity has only magnitude (size).
*Opposite of Vector*
speed, distance, time, mass
500
SPEED
What a speedometer reads (no direction)
500
VELOCITY
Speed and direction (distance/time)
500
FREEBODY DIAGRAM
A diagram showing all the forces acting on an object.
500
TENSION
The force that is transmitted through a string, rope, cable or wire when it is pulled tight by forces acting from opposite ends.
500
POINT PARTICLE
Spatial extension: being zero-dimensional, it does not take up space