Question

pls give me correct answer....​

Answer 1

actually

The kilogram (also kilogramme) is the base unit of mass in the metric system, formally the International System of Units (SI), having the unit symbol kg.

so it is world wide accepted unit .

definition of kg in physics:

⏩the mass of cylinder made of platinum- iridium alloy kept at international bureau of weights and measure is defined as 1 kg.

in some countries for measuring quantities other units are also used.

conversion :

1 pound = 0.454kg

I hope it helps you ❤️

if you have any doubt ask to me ❤️

Answer 2

Yes the weight will change place to place because it depends on the gravitational force