Study Physics (Motion) Flash Cards

 
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Physics (Motion)

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Speed is a what and velocity is a what?
Speed is a SCALAR
Velocity is a VECTOR
Specifying both speed and direction?
VELOCITY
The number of meters per second or kilometers per hour that an object is moving?
SPEED
What is an example of a vector?
DISPLACEMENT BECAUSE IT HAS A NUMERICAL VALUE AND A SPECIFIED DIRECTION.
An entity having both numerical value and direction is called a?
VECTOR
What is an example of a scalar?
DISTANCE BECAUSE IT HAS NO GIVEN DIRECTION.
An entity having a numerical value only is called a?
SCALAR
What is the difference between distance and displacement?
A DISTANCE HAS NO GIVEN DIRECTION
A DISPLACEMENT HAS BOTH NUMERICAL VALUE AND A SPECIFIED DIRECTION.
To specify displacement, the distance from a reference point must be given in?
UNITS AND LENGTH
The location of an object relative to a reference point?
DISPLACEMENT
In order to describe motion it is necessary to specify?
TIME, DISPLACEMENT, VELOCITY, AND ACCELERATION
The formal name for the study of motion exclusive of the causes of motion is?
KINEMATICS
Who are the two most significant contributors in the study of motion?
Galileo Galilei
Isaac Newton
It was not until the what that the basic laws of motion were discovered?
THE RENAISSANCE
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