Chapter 2 - Foundations of physics

Question 1

Name the 6 base quantities?

Answer 1

Length, mass, time, electric current, temperature, amount of substance

Question 2

Base unit and symbol for length?

Answer 2

metre, m

Question 3

Base unit and symbol for mass?

Answer 3

Kilogram, kg

Question 4

Base unit and symbol for time?

Answer 4

second, s

Question 5

Base unit and symbol for electric current?

Answer 5

ampere, A

Question 6

Base unit and symbol for temperature?

Answer 6

kelvin, K

Question 7

Base unit and symbol for amount of substance?

Answer 7

mole, mol

Question 8

Prefix symbol and factor for peta?

Answer 8

P = 10^15

Question 9

Prefix symbol and factor for tera?

Answer 9

T = 10^12

Question 10

Prefix symbol and factor for giga?

Answer 10

G = 10^9

Question 11

Prefix symbol and factor for mega?

Answer 11

M = 10^6

Question 12

Prefix symbol and factor for kilo?

Answer 12

k = 10^3

Question 13

Prefix symbol and factor for deci?

Answer 13

d = 10^-1

Question 14

Prefix symbol and factor for centi?

Answer 14

c = 10^-2

Question 15

Prefix symbol and factor for milli?

Answer 15

m = 10^-3

Question 16

Prefix symbol and factor for micro?

Answer 16

µ = 10^-6

Question 17

Prefix symbol and factor for nano?

Answer 17

n = 10^-9

Question 18

Prefix symbol and factor for pico?

Answer 18

p = 10^-12

Question 19

Prefix symbol and factor for femto?

Answer 19

f = 10^-15

Question 20

What is force expressed in SI base units?

Answer 20

kg m s^-2

Question 21

What is pressure expressed in SI base units?

Answer 21

m^-1 kg s^-2

Question 22

What is energy expressed in SI base units?

Answer 22

m^2 kg s^-2

Question 23

What is power expressed in SI base units?

Answer 23

m^2 kg s^-3

Question 24

What is electrical potential difference in SI base units?

Answer 24

m^2 kg s^-3 A^-1