Fundamentals of Vector Physics: Definitions and Operations, Quizzes of Human Genetics

Definitions and operations for various terms related to vectors in physics, including nanometer, micrometer, nanosecond, distance, uncertainty error, percent error, scalar quantity, vector quantity, displacement, parallel vectors, equal vectors, negative of a vector, antiparallel vectors, vector addition, vector subtraction, and finding a vector's magnitude from its components.

Typology: Quizzes

2012/2013

Uploaded on 06/06/2013

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TERM 1
1 nanometer
DEFINITION 1
10^-9m
TERM 2
1 micrometer
DEFINITION 2
10^-6m
TERM 3
1 nanosecond
DEFINITION 3
10^-9S. Time for light to travel .3meters
TERM 4
D=vt
DEFINITION 4
Distance equals velocity times time
TERM 5
Uncertainty error
DEFINITION 5
Indicates the maximum difference there is likely to be
between the measures value and the true value....depends
on technique in experiment used.
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1 nanometer

10^-9m

TERM 2

1 micrometer

DEFINITION 2

10^-6m

TERM 3

1 nanosecond

DEFINITION 3

10^-9S. Time for light to travel .3meters

TERM 4

D=vt

DEFINITION 4

Distance equals velocity times time

TERM 5

Uncertainty error

DEFINITION 5

Indicates the maximum difference there is likely to be

between the measures value and the true value....depends

on technique in experiment used.

Percent error (fractional uncertainty)

(Actual - estimated)/actual

TERM 7

Scalar quantity

DEFINITION 7

A physical quantity that is described by a single number

TERM 8

Vector quantity

DEFINITION 8

Has both magnitude and direction

TERM 9

Displacement (vector)

DEFINITION 9

A change in the position of an object...both in distance and

direction

TERM 10

Magnitude and

direction

DEFINITION 10

The length of the line shows the vector's MAGNITUDE. While

direction of li e shows direction

A+B= B+A

Order of terms in a vector do not matter. Vector addition

obeys the communitive law

TERM 17

A-B=A+-B

DEFINITION 17

Equivalent vector subtraction formal

TERM 18

3A is parallel to A

while

DEFINITION 18

-3A is antiparallel to A

TERM 19

A x -2 will change

the

DEFINITION 19

magnitude and the direction

TERM 20

Component vector A

DEFINITION 20

A=Ax + Ay

Components are not vectors

Components Ax and Ay of a vector A are just numbers, they

are not vectors themselves.

TERM 22

Ax= Acos@

DEFINITION 22

Ax/A =cos@

TERM 23

Ay/A =sin@

DEFINITION 23

Ay =Asin@

TERM 24

Finding a vector's magnitude from its

components

DEFINITION 24

A=(Ax^2 + Ay^2)

TERM 25

When x axis and y axis are mutually

perpendicular, we can derive the angle from

DEFINITION 25

Tan@=Ay/Ax. @=tan-1(Ay/Ax)