SI Units and Conversion

Question 1

What are the 6 base SI units?

Answer 1

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

Question 2

What are the 9 derived SI units?

Answer 2

Frequency, force, energy, power, pressure, electric charge, electric potential difference, electric resistance, magnetic flux density

Question 3

What is the unit for length?

Answer 3

Metre (m)

Question 4

What is the unit for mass?

Answer 4

Kilogram (kg)

Question 5

What is the unit for time?

Answer 5

Second (s)

Question 6

What is the unit for current?

Answer 6

Ampere/amp (A)

Question 7

What is the unit for temperature?

Answer 7

Kelvin (K)

Question 8

What is the unit for the amount of a substance?

Answer 8

Mole (mol)

Question 9

What is the unit for frequency?

Answer 9

Hertz (Hz)

Question 10

What is the unit for force?

Answer 10

Newton (N)

Question 11

What is the unit for energy?

Answer 11

Joules (J)

Question 12

What is the unit for power?

Answer 12

Watt (W)

Question 13

What is the unit for pressure?

Answer 13

Pascal (Pa)

Question 14

What is the unit for electric charge?

Answer 14

Coulomb (C)

Question 15

What is the unit for electric potential difference?

Answer 15

Volt (V)

Question 16

What is the unit for electric resistance?

Answer 16

Ohm (Ω)

Question 17

What is the unit for magnetic flux density?

Answer 17

Tesla (T)