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Flashcards in pqm Deck (28)
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1

length

m

2

mass

kg

3

time

s

4

temperature

kelvin

5

amount of substance

mol

6

giga (G)

10^9

7

mega (M)

10^6

8

kilo (k)

10^3

9

deci (d)

10^-1

10

centi (c)

10^-2

11

milli (m)

10^-3

12

micro (μ)

10^-6

13

nano (n)

10^-9

14

electric current

A

15

luminous intensity

cd

16

accuracy

how close measurement is to true value

17

precision

how consistent diff measurements of the same object are

18

size of a typical atom

10^-10

19

average width of human hair

10^-4

20

radius of the earth

6 378 000 m

21

radius of hydrogen nucleus

10^-15

22

length of football field

100m

23

diameter of wire

10^-3

24

length of chopsticks

10^-1

25

max length of measuring tape

5m

26

max length of metre ruler

1m

27

max length of vernier calipers

15 cm

28

max length of micrometer screw gauge

2.5 cm