ICS Part 1 Physics English Medium Chapter 1 Online Short Questions Test with Answers

Online Short Questions For Chapter 1 "ICS Part 1 Physics Chapter 1 Short Questions Test "

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Physics - ICS Part 1 Physics Chapter 1 Short Questions Test

Question # 1

What do you mean by prefixes of the power of ten? Explain?

  • Ans 1: These are the certain specific power of ten which have been given special name and symbols and are frequently used in measurement.Explanation:Sometimes, we have to deal with quantities that are very large or very small as compared to the base unit. under such condition, we higher or lower unit of the base unit.For convenience, we express a large or small number by using certain prefixes, such as eenti, milli, Micro, Kilo, etc to the number they are given special names and symbols and certain power of 10 to multiply a quantity
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ICS Part 1 Physics Chapter 1 Short Questions Test - Set 1

Question # 1

What do you mean by prefixes of the power of ten? Explain?

  • Ans 1: These are the certain specific power of ten which have been given special name and symbols and are frequently used in measurement.Explanation:Sometimes, we have to deal with quantities that are very large or very small as compared to the base unit. under such condition, we higher or lower unit of the base unit.For convenience, we express a large or small number by using certain prefixes, such as eenti, milli, Micro, Kilo, etc to the number they are given special names and symbols and certain power of 10 to multiply a quantity
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ICS Part 1 Physics Chapter 1 Short Questions Test - Set 2

Question # 1

Define physical quantities and derived quantities.

  • Ans 1: Physical quantites: All measurable quantities are called physical quantities.
  • Ans 2: Example: Length mass, time and temperature etc.
  • Ans 3: Derived quantites: The quantities that are expressed in terms of base quantities are called derived quantities.
  • Ans 4: Examples: Area, volume, speed, force, work etc are derived quantities.
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ICS Part 1 Physics Chapter 1 Short Questions Test - Set 3

Question # 1

How can you assess the uncertainty in the average value of many measurements?

  • Ans 1: To assess the uncertainty, we find the deviation of each measured value from the average value. The mean deviation is the uncertainty in the average value.
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ICS Part 1 Physics Chapter 1 Short Questions Test - Set 4

Question # 1

What do you mean by scientific notation? Give an example.

  • Ans 1: The standard form to represent numbers using power of ten is called scientific notation. The accepted practice is that there should be only one non-zero digit left o decimal. For Example
    The scientific notation of measurement 134.7 is 1.347 x 102.
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ICS Part 1 Physics Chapter 1 Short Questions Test - Set 5

Question # 1

What do you mean by prefixes of the power of ten? Explain?

  • Ans 1: These are the certain specific power of ten which have been given special name and symbols and are frequently used in measurement.Explanation:Sometimes, we have to deal with quantities that are very large or very small as compared to the base unit. under such condition, we higher or lower unit of the base unit.For convenience, we express a large or small number by using certain prefixes, such as eenti, milli, Micro, Kilo, etc to the number they are given special names and symbols and certain power of 10 to multiply a quantity
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ICS Part 1 Physics Chapter 1 Short Questions Test - Set 6

Question # 1

Give two adaptation of marine fish for its survival in cold environment.

  • Ans 1: These fishes have a thick layer of insulting fat called blubber which prevent excess heat loss from the body.
  • Ans 2: Arteriole
  • Ans 3: Capillary
  • Ans 4: Vein
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ICS Part 1 Physics Chapter 1 Short Questions Test - Set 7

Question # 1

Discuss the assessment of uncertainty in the final result?

  • Ans 1: pic
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ICS Part 1 Physics Chapter 1 Short Questions Test - Set 8

Question # 1

What is importance of bivalent formation?.

  • Ans 1: Due to bivalent formation of homologous chromosomes,the non sister chromatids exchange their segment during the crossing over resulting in new recombination.
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ICS Part 1 Physics Chapter 1 Short Questions Test - Set 9

Question # 1

Define Born-Haber cycle and lattice energy?

  • Ans 1: Born-Haber Cycle: The sum of energy changes for a closed cyclic process is zero, If the initial and final states are same.
    Lattice Energy: The amount of energy released when gaseous ions of opposite charges combine to give one mole of a crystalline ionic compound.
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ICS Part 1 Physics Chapter 1 Short Questions Test - Set 10

Question # 1

What is physics ? Discuss the importance of physics ?

  • Ans 1: Physics:
    The branch of science which deals with the properties of matter energy and their mutual relationship is known as physics.
    Physics has played on importance role in our daily life.
    1. The electronic media like T.V, radio, Loudspeaker, Telephone, cell phone, Photo phone for machine etc are the important source of communication which works on the principles of physics.
    2. Information technology is based on the principle of physics which is the scientific method of storing, protecting, processing, Transmitting, receiving and retrieving information
    3. The whole world has become a global village due to use of computer net works which works on the principles of physics.
    4. Atomic bomb is the invention of physics which can be used for the production of huge amount of energy. It can be also used for defence purposes.
    5. X-rays, Y-rays Laser rays etc. are the inventions of physics which can be used in industry, health and agriculture department for various purposes.
    6. Cathode ray oscilloscope (C.R.O) is the invention of physics which can be used as graph plotting device to see the wave from of a repetitive electronic signals the C.R.O can be also used in T.V circuits in computers system and as A.C circuits or D.C circuits circuits.
    7. All means of transport, like aeroplane buses, motor cycles, railways etc work on the principles of physics
    8. Electricity is the invention of physics without which we can not imagine any machine in working conditions
    9. Rockets and satellites are the invention of physics with the help of which we can get information about the upper atmosphere.
    10. The simple machine like pulley, wedge, like leaver screw-jack etc are the invention of physics which can be used for various purposes invention of physics which can be used for various purpose in daily life.
    11. Physics explain the natural phenomena in term of fundamental principles and basics and basic Laws
    12. Electron microscope is the invention of physics which is used to see distant objects clearly.
    13. Microphone is the invention of physics which can be used to study microorganisms clearly and easily
    14. Telescope is the invention of physics which is used to see distance objects clearly.
    15. Physics employs the essential steps of scientific method observation recording analysis prediction and verification.
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ICS Part 1 Physics Short Questions Test

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