Phy (mass And Weight) Flashcards
1
Q
what is mass
A
Mess is the amount of matter or substance in the body
2
Q
S.I unit for mass
A
kilogram(kg)
3
Q
property of mass
A
Mass is the property a body that cannot be changed by it location as well as by a forces
4
Q
instrument to measure mass
A
beam balance
electronic balance
5
Q
what is weight
A
weight is the measure of gravitational force acting on a body
6
Q
S.I unit for weight
A
Newton(N)
7
Q
instruments to measure weight
A
spring balance/force meter/newton meter
compression balance
8
Q
what is gravitational field
A
a religion in which a mass experiences the gravitational forces of attraction
9
Q
gravitational field strength of earth
A
10N/kg
10
Q
how are weight and mass related
clue:formula
A
weight=mass(kg) X gravitational field strength (N/kg)
W=mg
