units of measurement

Question 1

metric system

Answer 1

system of measurements in most countries throughout the world

Question 2

Mass

Answer 2

1. kilogram
2. kg

Question 3

length

Answer 3

1. meter
2. m

Question 4

time

Answer 4

1. second
2. s^a

Question 5

temperature

Answer 5

1. Kelvin
2. K

Question 6

amount of substance

Answer 6

1. Moles
2. mol

Question 7

Electric current

Answer 7

1. Ampere
2. A

Question 8

Luminous intensity

Answer 8

1. Candela
2. cd

Question 9

Giga

Answer 9

1. G
2. 10^9

Question 10

Mega

Answer 10

1. M
2. 10^6

Question 11

Kilo

Answer 11

1. K
2. 10^3

Question 12

Deci

Answer 12

1. d
2. 10^-1

Question 13

Centi

Answer 13

1. c
2. 10^-2

Question 14

Milli

Answer 14

1. m
2. 10^-3

Question 15

micro

Answer 15

1. U^a
2. 10^-6

Question 16

nano

Answer 16

1. n
2. 10^-9

Question 17

pico

Answer 17

1. p
2. 10^-12

Question 18

femto

Answer 18

1. f
2. 10^-15

Question 19

How many base units are in the SI system?

Answer 19

7 base units

Question 20

What does temperature determine

Answer 20

• the direction of the heat flow
• from higher temperature to lower

Question 21

precision

Answer 21

measure of how closely individual measurements agree with the correct or true value