Shared Flashcard Set

Details

Vocab Chp 9
Vocabulary of Physical Science Prentice Hall Book
19
Science
8th Grade
03/24/2011

Additional Science Flashcards

 


 

Cards

Term
motion
Definition
the state at which one object's distance from another is changing
Term
referance point
Definition
a place or object used for comparison to describe the position or motion of a person or object
Term
distance
Definition
the length of a path between two points
Term
displacement
Definition
the length and direction of a straight line between starting and ending points
Term
vector
Definition
a measurable quantity that sonsists of both magnitude and direction
Term
speed
Definition
the distance an object tavels in a certain period of time without regard to direction
Term
average speed
Definition
the overall rate of speed ar which an object moves
Term
instantaneous speed
Definition
the speed of an object at any given instant
Term
velocity
Definition
speed in a given direction
Term
slope
Definition
the steepness of a line on a graph egual tp ots vertical change divided by its horizantol change
Term
acceleration
Definition
the rate at which velocity changes with time
Term
work
Definition
a word that secribes what is done on an object when a force is exerted on an obkect that causes it to move
Term
energy
Definition
the ability to do work or cause change
Term
kinectic energy
Definition
energy that an object had due to its motion
Term
potential energy
Definition
stored energy that results from the position or shape of an object
Term
gravitational potential energy
Definition
potential energy related to an objects height
Term
elastic potential energy
Definition
the energy of stretched or compressed objects
Term
mechanical energy
Definition
an objects combined kinetic energy and potential energy
Term
law of conservation of energy
Definition
the rule that energy cannot be created or destroyed
Supporting users have an ad free experience!