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Maharashtra State BoardSSC (English Medium) 7th Standard

Balbharati solutions for General Science [English] 7 Standard chapter 17 - Effects of Light [Latest edition]

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Balbharati solutions for General Science [English] 7 Standard chapter 17 - Effects of Light - Shaalaa.com
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Solutions for Chapter 17: Effects of Light

Below listed, you can find solutions for Chapter 17 of Maharashtra State Board Balbharati for General Science [English] 7 Standard.


Exercise
Exercise [Page 117]

Balbharati solutions for General Science [English] 7 Standard 17 Effects of Light Exercise [Page 117]

Exercise | Q 1.1 | Page 117

When the beams from the headlights of a car fall on an object in the night, the shadows called ______ and ______ can be seen.

Exercise | Q 1.2 | Page 117

During a lunar eclipse, the shadow of the _____ falls on the _____.

Exercise | Q 1.3 | Page 117

During a solar eclipse, the shadow of the _____ falls on the _____.

Exercise | Q 1.4 | Page 117

Various shades of colour are seen in the sky at sunrise and sunset due to ______.

Exercise | Q 2.1 | Page 117

Give reasons:

Space beyond the earth's atmosphere appears dark.

Exercise | Q 2.2 | Page 117

Give reasons:

We are able to read while sitting in the shade.

Exercise | Q 2.3 | Page 117

Give reasons:

We should not observe the solar eclipse with naked eyes.

Exercise | Q 3 | Page 117

Give some examples of scattering of light that we come across in day-to-day life.

Exercise | Q 4 | Page 117

Why is the shadow of a bird flying high not seen on the earth?

Exercise | Q 5 | Page 117

Why is a penumbra not obtained from a point source?

Exercise | Q 6.1 | Page 117

Answer the following question in your own words:

What is meant by the scattering of light?

Exercise | Q 6.2 | Page 117

Answer the following question in your own words:

Does the shadow really vanish in the zero shadow condition?

Exercise | Q 6.3 | Page 117

Answer the following question in your own words:

Will the laser beam be seen if it passes through a glass box which contains a lighted incense stick?

Exercise | Q 7.1 | Page 117

Discuss and write:

Write a science-based paragraph on 'What if the sun did not rise?'

Exercise | Q 7.2 | Page 117

Discuss and write:

What efforts will you make to remove the misconceptions about eclipses?

Exercise | Q 7.3 | Page 117

Discuss and write:

Various eclipses and the conditions during the period.

Exercise | Q 8.1 | Page 117

Explain the difference:

Point sources and extended sources of light.

Exercise | Q 8.2 | Page 117

Explain the difference:

Umbra and penumbra.

Solutions for 17: Effects of Light

Exercise
Balbharati solutions for General Science [English] 7 Standard chapter 17 - Effects of Light - Shaalaa.com

Balbharati solutions for General Science [English] 7 Standard chapter 17 - Effects of Light

Shaalaa.com has the Maharashtra State Board Mathematics General Science [English] 7 Standard Maharashtra State Board solutions in a manner that help students grasp basic concepts better and faster. The detailed, step-by-step solutions will help you understand the concepts better and clarify any confusion. Balbharati solutions for Mathematics General Science [English] 7 Standard Maharashtra State Board 17 (Effects of Light) include all questions with answers and detailed explanations. This will clear students' doubts about questions and improve their application skills while preparing for board exams.

Further, we at Shaalaa.com provide such solutions so students can prepare for written exams. Balbharati textbook solutions can be a core help for self-study and provide excellent self-help guidance for students.

Concepts covered in General Science [English] 7 Standard chapter 17 Effects of Light are Experiment of Scattering of Light, Formation of Shadow, Zero Shadow Day, Effects of Light, Eclipse - an Astronomical Event.

Using Balbharati General Science [English] 7 Standard solutions Effects of Light exercise by students is an easy way to prepare for the exams, as they involve solutions arranged chapter-wise and also page-wise. The questions involved in Balbharati Solutions are essential questions that can be asked in the final exam. Maximum Maharashtra State Board General Science [English] 7 Standard students prefer Balbharati Textbook Solutions to score more in exams.

Get the free view of Chapter 17, Effects of Light General Science [English] 7 Standard additional questions for Mathematics General Science [English] 7 Standard Maharashtra State Board, and you can use Shaalaa.com to keep it handy for your exam preparation.

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