1)
The force of attraction acting between the molecules, is called
intermolecular
(Force / attraction)
2)The SI unit of mass is
( kilogram / gram)
3)The unit of force in SI system is
( Newton / kgf
4)A winding stair case is an example of
(wedge / screw)
5)Natural magnets are made from a rock called
(magnesite / magnetite)
6)Dust free air the life span of a machine. (increase/ decrease
Answers
Answered by
1
Answer:
1) Intermolecular forces are the forces of attraction or repulsion which act between neighboring particles
2) The SI unit of mass is the kilogram (kg).
3) The SI unit of force is the newton
4) an inclined plane
5) lodestone A natural magnet largely made of the mineral magnetite.
6) dust free air increase the life span of a machine.
Answered by
1
Answer:
answer no.1
intermolecular.
answer no.2
kilogram.
answer no.3
Newton.
answer no.4
Wedge.
answer no.5
Magnetite.
answer no.6
increase.
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