Subject- Science ( Semi Engl
Std-6th. J.V.Sonambe.
Sub Teacher- Deepak Bhalerao, sir
SELF STUDY SERIES
विद्यार्थी मित्रांनो,
खाली दिलेला स्वाध्याय नीट वाचा व आपल्या पुस्तकात पाहून उत्तरे लिहा.कोणतेही गाईड व व्यवसाय पुस्तिकांचा आधार घेऊ नका
Work and energy
1) when an object is displaced by applying a force on it ..... is said to be done
2) for measuring the work both the force and the ........ must be considered
3) the capacity to do work is called .......
4) work and energy are both measured in the unit named ...... in SI units
5) the energy which is told in an object due to a specific state of position of that object is called ....... energy
6) the energy obtained from motion is called ...... energy
7) the energy used for doing mechanical work is called ....... energy
8) there are two types of mechanical energy
i) potential energy
ii) kinetic energy
9) sunlight contains ..... energy
10) Heat is measured in the unit ......
11) the energy obtained through chemical action is called .......energy
12) the ..... is the most important source of all energy
13) something that can be used to obtain energy is called an ...... resource
14) energy resources are of two kinds
i) conventional (non renewable) energy resources
ii) non conventional (renewable) energy resources
15) the energy resources which do not produce smoke and carbon gases such as carbon dioxide or carbon monoxide are called ......energy resources
16) In atomic energy ......,thorium is used to generate electricity
17) the various forms of energy are
i) Mechanical energy
ii)heat energy
iii) light energy
iv) sound energy
v) chemical energy
vi) electrical energy
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