SI,MULTIPLES AND SUBMULTIPLES PRESENTATION

SI, multiples and submultiples

Raul Flaminio

What does "measuring" means?

-measuring means seeing how many times a basic unity is contained in an object

SI

• not all countries use the international system of units

Most used units

metres

kilograms

seconds

they are used to measure the mass, like the mass of a plate, of a man, of an ingredient...

they are used to measure the lenght, like the lenght of a desk, of a bus, of a road...

they are used to measure the time, like how much time does it cost to go in a country.

Most used units

Kelvin

it's used to measure the temperature, like the temperature of a pool, of a soluction...

are there other units?

-yes, there are other units, like the foot, the inch or the yard, that are not in the international system

-there are some derivated units, like pressure, speed, acceleration...

mupltiples amd submultiples

Thanks for your attention

-Raul Flaminio