Shared Flashcard Set

Details

Physics Exam Prep (Chap1-2)
NCS exams
13
Physics
9th Grade
12/14/2007

Additional Physics Flashcards

 


 

Cards

Term

Scientific Method

Definition
A methos that is extremely efective in gaining, organizing, and applying new knowledge.
Term
Laws/Principles
Definition
When Hypotheses are tested over and over again and not contradicted.
Term
Theory
Definition

a synthesis of a large body of information that encompasses weel-tested and verified hypothesesabout certain aspects of the natural world.

Term

Fact

Definition

a close agreement by competent observers who make a series of observations of the same phenomenon.

Term
Rate
Definition

a quantity divided by time.

  rate=     distance

                   -----------------

                time

Term

Speed

Definition
a measure of how fast something is moving.
Term
Instantaneous Speed
Definition
The speed at any instant.
Term
Average Speed
Definition

average speed=   total distance covered

                          ---------------------------

                        time interval

Term
Velocity
Definition

Speed in a given direction

(ex: 60 mph to the NORTH (Given Direction)

Term
Acceleration
Definition
The rate at which Velocity is changing.
Term
Free Fall
Definition
Motion under the influence of the gravitational force.... ONLY!
Term
Elapsed Time
Definition
the time that has elapsed or passed since the beginning of the fall.
Supporting users have an ad free experience!