Part of CBSE Class 9 Science on Lipi
About this chapter
How Forces Affect Motion · CBSE Class 9 Science. Inertia and First Law: Newton's first law states that an object remains at rest or moves with constant velocity unless acted upon by a net force, a property known as inertia.
How Forces Affect Motion
Covers Summary, Central idea, Key facts, Word meanings, and more.
₹499 + 18% GST/month · ₹588.82 charged · review before paying
What this chapter covers
- Summary
- Central idea
- Key facts
- Word meanings
- Themes
- Common mistakes
- Remember this
- Required practical
+ 3 more sections in the full lesson
The full lesson opens all 11 sections: summaries, word meanings and model answers, in the language of the book.
Monthly learning module
Unlock “How Forces Affect Motion” and the full course
Unlock all available subjects and lessons in CBSE Class 9 — explanations, narration, notes and chapter quizzes — for ₹499 + 18% GST/month (₹588.82 charged monthly), including 500 AI credits each paid month. Cancel anytime. World Heritage and Script Writing stay free forever.
Next in prescribed order
Gravity and Weight
Continue when you’re ready. You can still choose any chapter from the contents.
Open next chapter →