>What is mass
It's just amount of matter bro
>What is matter
It's just mass bro
>What is energy
It's just work bro
>What is work
It's just energy bro
What the fuck is wrong with scientists?
It's just amount of matter bro
>What is matter
It's just mass bro
>What is energy
It's just work bro
>What is work
It's just energy bro
What the fuck is wrong with scientists?