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Physics 9 Chapter 1 - Physical Quantities and Measurements - 3
1.
Which of the following is the branch of physics that deals with the production, properties and applications of sound waves?
a) Heat
b) Sound
c) Mechanics
d) Light (optics)
2.
Which of the following is the branch of physics that deals with the study of physical aspects of light?
a) Mechanics
b) Heat
c) Sound
d) Light (optics)
3.
Which of the following is the branch of physics that deals with the use of optical instruments?
a) Mechanics
b) Light
c) Heat
d) Sound
4.
Which of the following is the branch of physics that deals with the study of the charges at rest and in motion?
a) Heat
b) Electricity
c) Sound
d) Mechanics
5.
Which of the following is the branch of physics that deals with the effects and relationship of electricity with magnetism?
a) Sound
b) Mechanics
c) Heat
d) Electricity and magnetism
6.
Which of the following is the branch of physics that deals with the study of the structure and properties of atoms?
a) Heat
b) Sound
c) Mechanics
d) Atomic physics
7.
Which of the following is the branch of physics that deals with the study of the properties and behaviour of nuclei?
a) Heat
b) Nuclear physics
c) Mechanics
d) Sound
8.
Which of the following is the branch of physics that deals with the study of the plasma?
a) Plasma physics
b) Geophysics
c) Nuclear physics
d) Atomic physics
9.
What is the fourth state of matter called?
a) Solid
b) Gas
c) Liquid
d) Plasma
10.
What is the ionic state of matter called?
a) Solid
b) Plasma
c) Gas
d) Liquid
11.
Which of the following is the branch of physics that deals with the study of the internal structure of the earth?
a) Nuclear physics
b) Plasma physics
c) Atomic physics
d) Geophysics
12.
Into how many disciplines, physical sciences were divided in nineteenth century?
a) Six
b) Five
c) Eight
d) Seven
13.
Which of the following is the most fundamental discipline of physical sciences?
a) Physics
b) Astronomy
c) Chemistry
d) Geology
14.
In which of the following disciplines, we study matter, energy and their interaction?
a) Geology
b) Astronomy
c) Physics
d) Chemistry
15.
The rapid progress in science has become possible due to the discoveries and inventions in the field of.................?
a) Chemistry
b) Astronomy
c) Geology
d) Physics
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