Term -1 Class:5 Science 3. Energy - clickhere

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Term -1 Class:5 Science 3. Energy

Understand the Question and choose the Correct answers:
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10 நிமிடத்திற்குள் கவனமாகவும் , விரைவாகவும் விளையாட்டை முடிக்க.
உங்கள் முயற்சிக்கு வாழ்த்துகள்.

 

1. Energy possessed by an object due to its position is called ________ energy.
   1.   Mechanical
   2.   Natural
   3.   Electrical
   4.   Chemical
2. The energy possessed by a bullet which is coming out of gun is ________________.
   1.   Kinetic energy
   2.   Electrical energy
   3.   potential energy
   4.   Mechanical energy
3. The energy possessed by an object which is at rest is ________________.
   1.   Potential energy
   2.   Kinetic energy
   3.   Electrical energy
   4.   Mechanical energy
4. The energy possessed by water which is kept in a tank __________________.
   1.   Potential energy
   2.   Mechanical energy
   3.   Electrical energy
   4.   Kinetic energy
5. Pick out the correct:
   1.   All the above
   2.   The kinetic energy of water can be converted in to electrical energy
   3.   The wind energy can be transformed in to electrical energy
   4.   Mechanical energy of the hammer is used to apply a force on a nail.
6. Pick out the wrong one:
   1.   Mechanical energy cannot bring a moving body to rest
   2.   Mechanical energy can bring a moving body to rest
   3.   Potential energy and kinetic energy are the two types of mechanical energy
   4.   An object which is lifted above may possess potential energy
7. _________ energy is used to bring water from the earth.
   1.   Wind energy
   2.   Human power
   3.   Chemical energy
   4.   Water energy
8. _________ stands first in generating electricity from the wind mills.
   1.   Tamilnadu
   2.   Andhra
   3.   Delhi
   4.   Gujarat
9. __________ mills are located in Aaralvaimozhi, Kayatharu and Gudimangalam.
   1.   Wind mills
   2.   Nuclear power stations
   3.   Mines
   4.   Thermals power stations
10. Pick out the correct one:
    1.   All the above
    2.   When the temperature of a substance is raised, its atoms and molecules begin to vibrate and release thermal energy.
    3.   Heat is the total energy of the molecules in a body.
    4.   Temperature is a measure of heat in a body.