2.1: physical quantities and units

Question 1

what is the value of the prefix T (tera)

Answer 1

10^12

Question 2

what is the value of the prefix G (giga)

Answer 2

10⁹

Question 3

what is the value of the prefix M (mega)

Answer 3

10⁶

Question 4

what is the value of the prefix k (kilo)

Answer 4

10³

Question 5

what is the value of the prefix d (deci)

Answer 5

10^-1

Question 6

what is the value of the prefix c (centi)

Answer 6

10^-2

Question 7

what is the value of the prefix m (milli)

Answer 7

10^-3

Question 8

what is the value of the prefix n (nano)

Answer 8

10^-9

Question 9

what is the value of the prefix µ (micro)

Answer 9

10^-6

Question 10

what is the value of the prefix p (pico)

Answer 10

10^-12

Question 11

what six base units of the si system are used in a level physics

Answer 11

metre, kilogram, second, Ampere, Kelvin, Mole

Question 12

what six base quantities are used in a level physics

Answer 12

length, mass, time, electric current, absolute temp, amount of substance

Question 13

what is the base unit of mass

Answer 13

kg

Question 14

what is the base unit of length

Answer 14

m

Question 15

what is the base unit of time

Answer 15

s

Question 16

what is the base unit of current

Answer 16

A

Question 17

what is the base unit of temperature

Answer 17

K

Question 18

what is the SI unit of potential difference

Answer 18

V

Question 19

what is the SI unit of density

Answer 19

kg m^-3

Question 20

what is the SI unit of energy

Answer 20

J

Question 21

what is the SI unit of power

Answer 21

W

Question 22

what is the SI unit of charge

Answer 22

C

Question 23

what is 1m² in mm²

Answer 23

10⁶ mm²

Question 24

what is 1m³ in cm³

Answer 24

10⁶ cm³

Question 25

what is 1km² in m²

Answer 25

10⁶ m²

Question 26

what is 1cm³ in mm³

Answer 26

10³ mm³