# Shared Flashcard Set

## Details

DR Murphy- Chapter 3- Nashoba
Vocab, Ideas, and Equations
17
Physics
11/12/2007

Term
 linear motion
Definition
 straight line motion
Term
 nonlinear motion
Definition
 curved path
Term
 vectors
Definition
 used to represent quantities that have both magnitude (how much) and direction (which way)
Term
 vector quantity
Definition
 a quantity that requires both magnitude and direction for a complete decription
Term
 ex. vector quanities
Definition
 acceleration, force and velocity
Term
 scalar quantity
Definition
 quantity decribed completely by magnitude, ex. mass, volume
Term
 vector
Definition
 arrow
Term
 veocity can be a combination of_____
Definition
 vectors
Term
 resultant
Definition
 sum or product of two vectors. ex. the hypoteneuse of two perp. vectors or the sum of two vectors going different ways but parallel.
Term
 resultant can be found by
Definition
 constructing a parallelogram
Term
 components
Definition
 vectors in a problem
Term
 resolution
Definition
 determining the compenents of a vector
Term
 projectiles
Definition
 an object that is thrown in the air, falls, or is shot
Term
 horizontal vector in a projectile is
Definition
 constant
Term
 vertical component of a projectile is
Definition
 10 m/s squared
Term
 d=1/2gtsquared so....distance for a projectile or a freefalling object vertically is...
Definition
 d=5tsquared
Term
 satellite
Definition
 no air resistance to slow an object that circles around the earth rather than into it
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