physics Flashcards

1
Q

length si and symbol

A

m, metre

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2
Q

mass si and symbol

A

kg, kilogram

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3
Q

time si and symbol

A

s, second

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4
Q

current si and symbol

A

A, ampere

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5
Q

temp si and symbol

A

K, kelvin

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6
Q

amount of substance temp si and symbol

A

mol, mole

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7
Q

area

A

m2

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8
Q

volume

A

m3

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9
Q

speed, velocity

A

m/s

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10
Q

acceleration

A

m/s2

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11
Q

density

A

kg/m2

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12
Q

n

A

nano, 10-9

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13
Q

upsdie down h

A

micro, 10-6

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14
Q

m

A

milli,10-3

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15
Q

c

A

centi,10-2

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16
Q

d

A

deci, 10-1

17
Q

k

A

kilo, 103

18
Q

M

A

mega 106

19
Q

G

A

giga, 109

20
Q

accuracy of metre rules

A

0.1

21
Q

accuracy of vernier calipers

A

0.01cm

22
Q

accuracy of micrometer screw gauge

A

0.01mm

23
Q

scalars
(LetsSingMyThemePlayedonDVd)

A

length, speed, mass, temp, pressure, volume, density

24
Q

vectors

A

velocity, force, displacement, acceleration, momentum, weight

25
Q

speed formula

A

final distance- initial distance/ final time-initial time (m/s)

26
Q

average speed

A

total distance travelled/ total time taken

27
Q

velocity

A

displacemnt/ time taken

28
Q

positive acceleration=speed?

A

increase

29
Q

negative acceleration = speed?

A

decreasing