Question

What is the difference between weight and mass and why are they used synonymously on Earth?

Answer 1

Answer:

weight is the scalar quantity , mass is a vector quantity

Answer 2

Answer:

mass =} amount of matter contained in an object is called mass

} it's is constant

} si unit is kg

} measured by beam balance

weight:- product of mass and acceleration due to gravity is called weight

} it's is not constant

}measured by spring balance

}si unit Is Newton