GEN PHYSICS QUIZ Flashcards

1
Q

quantities that can be described completely b their magnitudes ANd appropriate units

A

SCALAR

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2
Q

Quantities that can be described by their magnitudes, and appropriate units and directions

A

VECTOR

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3
Q

5 scalar

A

MASS
TEMPERATURE
DISTANCE
SPEED
TIME

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4
Q

4 example vector

A

FORCE
DISPLACEMENT
VELOCITY
ACCELERATION

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5
Q

along the horizontal line

A

X

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6
Q

along the vertical line

A

Y

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7
Q

CENTER OF GRAPH

A

ORIGIN

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8
Q

sum of two or more vectors

A

RESULTANT VECTOR

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9
Q

R2=A2+B2

A

COMMUNITATIVE PROPERTY

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10
Q

kahit magkabaliktad ang a at b

A

COMMUNITATIVE PROPERTY

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11
Q

A+B=B+A

A

COMMUNITATIVE PROPERTY

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12
Q

(A+B)+C=A+(B+C)

A

ASSOCIATIVE PROPERTY

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13
Q

TWO GRAPHICAL METHODS

A

PARALLELOGRAM METHOD
POLYGON METHOD

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14
Q

TWO ANALYTICAL METHODS

A

LAWS OF SINES AND COSINES
COMPONENT METHOD

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15
Q

same with the parallelogram method and polygon method, except that instead of determining the magnitude and directions of the resultant vector by actual measurement,theyare computed using these laws

A

LAWS OF SINE AND COSINES

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16
Q

formula for laws of sines and cosines

A

R2=a2+B2-2ABcostheta

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17
Q

DEGREE FORMULA LAWS OF SINES AND COSINES

A

b/sin theta=r/sin theta

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18
Q

for two vectors in same direction the angle is?

A

ZERO

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19
Q

the direction of the resultant with zero angle is?

A

SAME DIRECTIONS

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20
Q

the angle of the resultant with oposite direction

A

180 degrees

21
Q

DIRECTION OF oppostite direction resuktant

A

DIRECTION OF LARGER VECTOR

22
Q

the angle of the two vectors perpendicular to each toher

A

PHYTAGOREAN THEOREM

23
Q

use of vectors in life

A

GIVING DIRECTIONS
WALKING
STROLLING
ROAD SIGNS

24
Q

SINGLE vector divided into two

A

COMPONENTS

25
process of splitting vector
RESOLUTION
26
for all units in horizontal
X=
27
for all units vertical
Y=
28
Sometimes, it is needed to subtractonevectorfrom another.
VECTOR SUBTRACTION
29
if positive north is in subtraction
MAKE IT NEGATIVE SOUTH
30
formula for vector subtraction
A-B=A+(-B)
31
scalar in multiplication
K
32
vector in multiplication
V
33
The product of k and v, written as kV,is a vector.
VECTOR MULTIPLICATION
34
formula for force
F=ma
35
m in force is
MASS (SCALAR)
36
a in force is
ACCELERATION (VECTOR)`
37
If we multiply both vectors it can be scalar by the use of
DOT PRODUCT
38
formula for multiplication of vectors (X)
A.B=[a] [b] cos theta
39
If we multiply both vectors it can also be another vectors by the use of
CROSS MULTIPLICATION
40
formula for multiplication of vectors (Y)
A x B = [a] [b] sin theta
41
can be communitative property in vector multiplication
X AXIS
42
cannot be communitative property in vector multiplication
Y AXIS
43
It considers the Z axis by making it in 3 dimensional model.
VECTOR IN SPACE
44
y axis in space
J
45
x axis in space
i
46
Z AXIS IN SPACE
k
47
formula for vector in space
R^2= i^2 + j^2 + k^2
48
if in x axis
RCOS
49
if in y axis
RSIN