Part of CBSE Class 9 Science on Lipi
About this chapter
Work, Energy, and Simple Machines · CBSE Class 9 Science. Definition of Work: Work is done only when a force causes displacement in its direction, calculated as force times distance in joules.
Work, Energy, and Simple Machines
Covers Summary, Central idea, Key facts, Word meanings, and more.
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What this chapter covers
- Summary
- Central idea
- Key facts
- Word meanings
- Themes
- Common mistakes
- Remember this
- Key formulas
+ 5 more sections in the full lesson
The full lesson opens all 13 sections: summaries, word meanings and model answers, in the language of the book.
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