Question

true or false ; there are seven basic fundamental quantities

Answer 1

it may be trueeeee cause there are seven basic quantities

Answer 2

The answer of your question is "true"
There are seven basic fundamental quantities which are the physical quantities These seven are as follows
1)Mass             2) Length            3)time
4) temperature      5) amount of substance
6)electric current    7) luminous intensity 

The SI unit of these quantities are as follows
The unit for mass is kilogram while the unit of length meter, the unit of time seconds and unit of temperature is kelvin.
On the other hand unit of amount of substance is mole and also the electric current unit is Ampere .
In the last the luminous density have the unit of candela .