WorksheetsT LEVEL 2.1 SI UNITS
Total questions: 12
Worksheet time: 6mins
In which year was the International System of Units (SI) adopted by the 11th General Conference on Weights and Measures (CGPM)?
1983
1975
1960
1948
Which unit is defined as the force that gives a mass of one kilogram an acceleration of one metre per second squared?
Watt
Pascal
Newton
Joule
What is the base unit of luminous intensity in the SI system?
Lux
Lumen
Candela
Watt
Which constant was used to redefine the kilogram in 2019?
Avogadro constant
Boltzmann constant
Elementary charge
Planck’s constant
What is the SI base unit for thermodynamic temperature?
Fahrenheit
Kelvin
Celsius
Rankine
How many base units are there in the International System of Units (SI)?
6
7
8
5
Which of the following is NOT a base unit in the SI system?
Metre
Mole
Second
Gram
What is the SI unit for electric current?
Coulomb
Volt
Ohm
Ampere
Which unit is used to measure the amount of substance in the SI system?
Mole
Litre
Gram
Kilogram
What is the SI base unit for the amount of substance?
Mole
Gram
Kilogram
Litre
Which unit is used to measure electric potential difference in the SI system?
Volt
Ohm
Ampere
Watt
What is the SI base unit for time?
Minute
Hour
Second
Day
