Chapter 2 - Acids, Bases and Salts
Chapter 3 - Metals and Non-metals
Chapter 4 - Carbon and its Compounds
Chapter 5 - Periodic Classification of Elements
Chapter 6 - Life Processes
Chapter 7 - Control and Coordination
Chapter 8 - How do Organisms Reproduce
Chapter 9 - Heredity and Evolution
Chapter 10 - Light - Reflection and Refraction
Chapter 11 - Human Eye and Colourful World
Chapter 12 - Electricity
Chapter 13 - Magnetic Effects of Electric Current
Chapter 14 - Sources of Energy
Chapter 15 - Our Environment
Chapter 16 - Management of Natural Resources
Chapter 14 - Sources of Energy
What is a good source of energy?
What is a good fuel?
If you could use any source of energy for heating your food, which one would you use and why?
What are the disadvantages of fossil fuels?
Why are we looking at alternate sources of energy?
How has the traditional use of wind and water energy been modified for our convenience?
What kind of mirror – concave, convex or plain – would be best suited for use in a solar cooker? Why?
What are the limitations of the energy that can be obtained from the oceans?
What is geothermal energy?
Can any source of energy be pollution-free? Why or why not?
Hydrogen has been used as a rocket fuel. Would you consider it a cleaner fuel than CNG? Why or why not?
Name two energy sources that you would consider to be renewable. Give reasons for your choices.
Give the names of two energy sources that you would consider to be exhaustible. Give reasons for your choices.
Pages 254 - 255
A solar water heater cannot be used to get hot water on
(a) a sunny day
(b) a cloudy day
(c) a hot day
Which of the following is not an example of a bio-mass energy source?
(b) gobar gas
(c) nuclear energy
Most of the sources of energy we use represent stored solar energy. Which of the following is not ultimately derived from the Sun’s energy?
(a) Geothermal energy
(b) Wind energy
(c) Nuclear energy
Compare and contrast fossil fuels and the Sun as direct sources of energy
Compare and contrast bio-mass and hydro electricity as sources of energy.
What are the limitations of extracting energy from –
On what basis would you classify energy sources as
(a) renewable and non-renewable?
(b) exhaustible and inexhaustible?
Are the options given in (a) and (b) the same?
What are the qualities of an ideal source of energy?
What are the advantages and disadvantages of using a solar cooker? Are there places where solar cookers would have limited utility?
What are the environmental consequences of the increasing demand for energy? What steps would you suggest to reduce energy consumption?
Textbook solutions for Class 10
NCERT solutions for Class 10 Science chapter 14 - Sources of Energy
NCERT solutions for Class 10 Science chapter 14 (Sources of Energy) include all questions with solution and detail explanation from Science Textbook for Class 10. This will clear students doubts about any question and improve application skills while preparing for board exams. The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. Shaalaa.com has created the CBSE Science Textbook for Class 10 solutions in a manner that help students grasp basic concepts better and faster.
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Concepts covered in Class 10 Science chapter 14 Sources of Energy are Good Source of Energy, Conventional Sources of Energy, Conventional Sources of Energy - Thermal Power Plant, Conventional Sources of Energy - Hydro Power Plants, Improvements in the Technology for Using Conventional Sources of Energy, Alternative or Non-conventional Sources of Energy - Solar Energy, Alternative or Non-conventional Sources of Energy - Energy from the Sea, Alternative Or Non-conventional Sources of Energy - Geothermal Energy, Alternative or Non-conventional Sources of Energy - Nuclear Energy, Renewable Versus Non-renewable Sources, Environmental Consequences, Energy Source - How Long Will Last Us, Different Forms of Energy, Sources of Energy Introduction.
Using NCERT solutions for Class 10 Science by students are an easy way to prepare for the exams, as they involve solutions arranged chapter-wise also page wise. The questions involved in NCERT Solutions are important questions that can be asked in the final exam. Maximum students of CBSE Class 10 prefer NCERT Textbook Solutions to score more in exam.
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