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Chapter 1
What is Physics
22
Physics
12th Grade
09/15/2011

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Term
MECHANICS
Definition
MOTION AND ITS CAUSES, INETERACTIONS BETWEEN OBJECTS
Term
THERMODYNAMICS
Definition
HEAT AND TEMPERATURE
Term
VIBRATIONS AND WAVE PHENOMENA
Definition
SPECIFIC TYPES OF REPETITIVE MOTIONS
Term
OPTICS
Definition
LIGHT
Term
ELECTROMAGNETISM
Definition
ELECTRICITY, MAGNETISM, AND LIGHT
Term
RELATIVITY
Definition
PARTICLES MOVING AT ANY SPEED, INCLUDING AT VERY HIGH SPEEDS
Term
QUANTUM MECHANICS
Definition
BEHAVIOR OF SUBMICROSCOPIC PARTICLES
Term
MODEL
Definition
A PATTERN, PLAN OR REPRESENTATION, OR DESCRIPTION DESIGNED TO SHOW THE STRUCTURE OR WORKINGS OF AN OBJECT, SYSYTEM, OR CONCEPT
Term
SYSTEM
Definition
A SET OF PARICLES OR INTERACTING COMPONENTS CONSIDERED TO BE A DISTRICT PHYSICAL ENTITY FOR THE PURPOSE OF STUDY
Term
HYPOTHESIS
Definition
AN EXPLANTION THAT IS BASED ON PRIOR SCIENTIFIC RESEARCH OR OBSERVATIONS AND THAT CAN BE TESTED. 
Term
CONTROLLED EXPERIMENT
Definition
AN EXPERIMENT THAT TESTS ONLY ONE FACTOR AT A TIME BY USING A COMPARISON OF A CONTROL GROUP WITH AN EXPERIMENT GROUP
Term
METER
Definition
LENGTH
Term
KILOGRAMS
Definition
MASS
Term
SECOND
Definition
TIME
Term
ACCURACY
Definition
A DESCRIPTION OF HOW CLOSE A MEASUREMENT IS TO CORRECT OR ACCEPTED VALUE OF THE QUANTITY MEASURED
Term
SIGNIFICANT FIGURES
Definition
THOSE DIGITS IN A MEASUREMENT THAT ARE KNOW WITH CERTAINTY PLUS THE FIRST DIGIT THAT IS UNCERTAIN
Term
PRECISION
Definition
THE DEGREE OF EXACTNESS OF MEASUREMENT 
Term
ORDER-OF-MAGNITUDE
Definition
DETERMINING THE POWER OF 10 THAT IS CLOSEST TO THE ACTUAL NUMERICAL VALUE OF THE QUANTITY
Term
DIMENSIONAL ANALYSIS
Definition
DIMENSIONS CAN BE TREATED AS ALGEBRAIC QUANTITIES
Term
UNCERTAINTY
Definition
NUMERIC MEASURE OF CONFIDENCE IN A MEASUREMENT OR RESULT
Term
DIMENSION
Definition
PHYSICAL QUANTITY IS REPRESENTED BY CERTAIN MEASUREMENT
Term
THREE BASIC DIMENSIONS
Definition
LENGTH, MASS, AND TIME
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