3.3. Mass and Weight Flashcards
1
Q
Define Weight
A
The force of gravitational attraction (exerted by the Earth) on a body
2
Q
Define Mass
A
A measure of the amount of matter in a body, &
is the property of a body which resists change in motion.
3
Q
Mass vs Weight
A
Mass:
* Measured in kilograms
* Scalar quantity
* Constant throughout the universe
Weight:
* Measured in Newtons
* Vector quantity
* Not constant
4
Q
Formula for weight:
A
W = mg
