# Balbharati solutions for General Science 6th Standard Maharashtra State Board chapter 11 - Work and Energy [Latest edition]

## Chapter 11: Work and Energy

Exercise
Exercise [Page 83]

### Balbharati solutions for General Science 6th Standard Maharashtra State Board Chapter 11 Work and Energy Exercise [Page 83]

Exercise | Q 1.1 | Page 83

Fill in the blanks with the appropriate term from the brackets.

A bucketful of water is to be drawn from a well _________ will be done when a ________ is applied to do this because there will be a ________ of water.
(displacement, work, force)

Exercise | Q 1.2 | Page 83

Fill in the blanks with the appropriate term from the brackets.

If a ball is dropped on the sloping roof of a house, it acquires _________ and falls on the ground. That is the transformation of _________ energy into ___________ energy takes place.
(kinetic, potential, motion)

Exercise | Q 1.3 | Page 83

Fill in the blanks with the appropriate term from the brackets.

You might have seen some beautiful fireworks during Diwali. It is an example of the transformation of ________ energy into __________ energy.
(light, atom, chemical, solar)

Exercise | Q 1.4 | Page 83

Fill in the blanks with the appropriate term from the brackets.

The solar cooker is an application of the _________ energy of the sun, while solar cells, solar lamps are applications of the ___________ energy of the sun.
(light, chemical, heat)

Exercise | Q 1.5 | Page 83

Fill in the blank with the appropriate term from the brackets.

One labourer carried four pans of road metal through a distance of 100 metres. If he carries two pans of road metal through a 200-metre distance _________ work will be done.
(equal, more, less)

Exercise | Q 1.6 | Page 83

Fill in the blank with the appropriate term from the brackets.

The capacity that an object has for doing work is called __________.
(energy, displacement, force)

Exercise | Q 2 | Page 83

Match the pairs.

 Group 'A' Group 'B' (1) Rolling object (a) Heat energy (2) Food (b) Atomic energy (3) Stretched bow (c) Kinetic energy (4) Sunlight (d) Potential energy (5) Uranium (e) Chemical energy
Exercise | Q 3.1 | Page 83

Can you tell when can we say that displacement has taken place?

Exercise | Q 3.2 | Page 83

Can you tell what should be taken into account for measuring work?

Exercise | Q 3.3 | Page 83

Can you tell what are the various forms of energy?

Exercise | Q 3.4 | Page 83

Can you tell describe one natural chain of transformation of energy?

Exercise | Q 3.5 | Page 83

Can you tell why should we save energy?

Exercise | Q 3.6 | Page 83

Can you tell what is ‘green energy’?

Exercise | Q 3.7 | Page 83

Can you tell what are the non-conventional energy resources?

Exercise | Q 3.8 | Page 83

Can you tell which forms of energy from the sun are used in solar energy devices?

Exercise | Q 3.9 | Page 83

Can you tell why should we maximise the use of non-conventional energy resources?

Exercise | Q 4.1 | Page 83

Who is the odd-one-out?

Diesel, crude oil, natural gas, wind

Exercise | Q 4.2 | Page 83

Who is the odd-one-out?

A running car, hauling a log, a book kept on a table, picking up the school bag.

Exercise | Q 4.3 | Page 83

Who is the odd-one-out?

Sunlight, wind, waves, petrol

Exercise | Q 4.4 | Page 83

Who is the odd-one-out?

Leaving the fan on in a vacant room, leaving the TV on while working, using AC during winter, putting off the light when going out.

Exercise | Q 5 | Page 83

Find out the types of energy from the following puzzle.

Exercise

## Balbharati solutions for General Science 6th Standard Maharashtra State Board chapter 11 - Work and Energy

Balbharati solutions for General Science 6th Standard Maharashtra State Board chapter 11 (Work and Energy) include all questions with solution and detail explanation. 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 the Maharashtra State Board General Science 6th Standard Maharashtra State Board solutions in a manner that help students grasp basic concepts better and faster.

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Concepts covered in General Science 6th Standard Maharashtra State Board chapter 11 Work and Energy are Definition of Work, Concept of Energy, Different Forms of Energy, Transformation of Energy, Energy from the Sea, Nuclear Energy, Introduction of Work, Mechanical Energy and Its Different Forms, Types of Mechanical Energy: Potential Energy, Types of Mechanical Energy: Kinetic Energy, Heat Energy (Thermal Energy), Light Energy, Chemical Energy, Conventional Sources of Energy and Non-conventional Sources of Energy, Solar Energy, Wind Energy.

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