TNSB - 8 - Science :: Sound

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Go To: TNSB-Sci-Grade 8

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Course Content / Subtopic list:


  1. Introduction
  2. Production of sound
  3. Propagation of sound
  4. Sound waves
  5. Properties of sound
  6. Musical instruments
  7. Sound produced by Humans
  8. Mechanism of human ear
  9. Noise pollution

Expected Learning Outcome:


SWBAT-

  1. Define sound
  2. Describe the production of sound
  3. Analyze the properties of sound
  4. Explain about the mechanism of hearing


English Medium

English medium textbook

Tamil Medium

Tamil medium textbook

Worksheets


Worksheets [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6771_V1.pdf (Worksheet 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6772_V1.pdf (Worksheet 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6773_V1.pdf (Worksheet 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6774_V1.pdf (Worksheet 4)


Answerkeys [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6771_V1.docx (Answerkey 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6772_V1.docx (Answerkey 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6773_V1.docx (Answerkey 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6774_V1.docx (Answerkey 4)


Worksheets [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6771_V1.pdf (Worksheet 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6772_V1.pdf (Worksheet 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6773_V1.pdf (Worksheet 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6774_V1.pdf (Worksheet 4)


Answerkeys [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6771_V1.docx (Answerkey 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6772_V1.docx (Answerkey 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6773_V1.docx (Answerkey 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6774_V1.docx (Answerkey 4)


Worksheets [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6771_V1.pdf (Worksheet 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6772_V1.pdf (Worksheet 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6773_V1.pdf (Worksheet 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6774_V1.pdf (Worksheet 4)


Answerkeys [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6771_V1.docx (Answerkey 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6772_V1.docx (Answerkey 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6773_V1.docx (Answerkey 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6774_V1.docx (Answerkey 4)


Worksheets [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6771_V1.pdf (Worksheet 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6772_V1.pdf (Worksheet 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6773_V1.pdf (Worksheet 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6774_V1.pdf (Worksheet 4)


Answerkeys [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6771_V1.docx (Answerkey 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6772_V1.docx (Answerkey 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6773_V1.docx (Answerkey 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6774_V1.docx (Answerkey 4)


Worksheets [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6771_V1.pdf (Worksheet 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6772_V1.pdf (Worksheet 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6773_V1.pdf (Worksheet 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6774_V1.pdf (Worksheet 4)


Answerkeys [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6771_V1.docx (Answerkey 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6772_V1.docx (Answerkey 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6773_V1.docx (Answerkey 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6774_V1.docx (Answerkey 4)


Worksheets [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6771_V1.pdf (Worksheet 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6772_V1.pdf (Worksheet 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6773_V1.pdf (Worksheet 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6774_V1.pdf (Worksheet 4)


Answerkeys [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6771_V1.docx (Answerkey 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6772_V1.docx (Answerkey 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6773_V1.docx (Answerkey 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6774_V1.docx (Answerkey 4)


Worksheets [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6771_V1.pdf (Worksheet 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6772_V1.pdf (Worksheet 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6773_V1.pdf (Worksheet 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6774_V1.pdf (Worksheet 4)


Answerkeys [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6771_V1.docx (Answerkey 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6772_V1.docx (Answerkey 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6773_V1.docx (Answerkey 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6774_V1.docx (Answerkey 4)


Worksheets [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6771_V1.pdf (Worksheet 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6772_V1.pdf (Worksheet 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6773_V1.pdf (Worksheet 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6774_V1.pdf (Worksheet 4)


Answerkeys [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6771_V1.docx (Answerkey 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6772_V1.docx (Answerkey 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6773_V1.docx (Answerkey 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6774_V1.docx (Answerkey 4)


Worksheets [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6771_V1.pdf (Worksheet 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6772_V1.pdf (Worksheet 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6773_V1.pdf (Worksheet 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6774_V1.pdf (Worksheet 4)


Answerkeys [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6771_V1.docx (Answerkey 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6772_V1.docx (Answerkey 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6773_V1.docx (Answerkey 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6774_V1.docx (Answerkey 4)


Worksheets [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6771_V1.pdf (Worksheet 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6772_V1.pdf (Worksheet 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6773_V1.pdf (Worksheet 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6774_V1.pdf (Worksheet 4)


Answerkeys [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6771_V1.docx (Answerkey 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6772_V1.docx (Answerkey 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6773_V1.docx (Answerkey 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6774_V1.docx (Answerkey 4)


Worksheets [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6771_V1.pdf (Worksheet 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6772_V1.pdf (Worksheet 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6773_V1.pdf (Worksheet 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6774_V1.pdf (Worksheet 4)


Answerkeys [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6771_V1.docx (Answerkey 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6772_V1.docx (Answerkey 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6773_V1.docx (Answerkey 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6774_V1.docx (Answerkey 4)


Worksheets [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6771_V1.pdf (Worksheet 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6772_V1.pdf (Worksheet 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6773_V1.pdf (Worksheet 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6774_V1.pdf (Worksheet 4)


Answerkeys [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6771_V1.docx (Answerkey 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6772_V1.docx (Answerkey 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6773_V1.docx (Answerkey 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6774_V1.docx (Answerkey 4)


Worksheets [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6771_V1.pdf (Worksheet 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6772_V1.pdf (Worksheet 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6773_V1.pdf (Worksheet 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6774_V1.pdf (Worksheet 4)


Answerkeys [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6771_V1.docx (Answerkey 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6772_V1.docx (Answerkey 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6773_V1.docx (Answerkey 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6774_V1.docx (Answerkey 4)


Worksheets [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6771_V1.pdf (Worksheet 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6772_V1.pdf (Worksheet 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6773_V1.pdf (Worksheet 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6774_V1.pdf (Worksheet 4)


Answerkeys [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6771_V1.docx (Answerkey 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6772_V1.docx (Answerkey 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6773_V1.docx (Answerkey 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6774_V1.docx (Answerkey 4)


Worksheets [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6771_V1.pdf (Worksheet 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6772_V1.pdf (Worksheet 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6773_V1.pdf (Worksheet 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/worksheet/TNSB/Science/T5439_ST+6774_V1.pdf (Worksheet 4)


Answerkeys [Version 2021]

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6771_V1.docx (Answerkey 1)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6772_V1.docx (Answerkey 2)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6773_V1.docx (Answerkey 3)

https://s3.ap-south-1.amazonaws.com/prod.evidyaloka.org/couse_documents/answer_keys/TNSB/Science/T+5439_ST+6774_V1.docx (Answerkey 4)


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