12. Glve one word for the following:
(a) The force that requires two bodies in a physical contact
(b) The instrument used to measure atmospheric pressure
(c) The force that keep the Earth revolving around the Sun
(d) Force between two charged bodies
(e) Force between two charged bodies
Answers
Answer:
a) Contact Force
b) Barometer
c) Gravitational Force
d) Electric Force
Explanation:
a) Forces that require two bodies to be in physical contact are contact forces (Eg: Muscular Force, Frictional Force etc.)
b) A Barometer measures atmospheric pressure (Bar= a unit of pressure)
c) Gravity makes the stars and planets move.
d) Electric force acts between two bodies, making them attract or repel
AnswerAnswer:
a) Contact Force
b) Barometer
c) Gravitational Force
d) Electric Force
Explanation:
a) Forces that require two bodies to be in physical contact are contact forces (Eg: Muscular Force, Frictional Force etc.)
b) A Barometer measures atmospheric pressure (Bar= a unit of pressure)
c) Gravity makes the stars and planets move.
d) Electric force acts between two bodies, making them attract or repel