ICSE Class 9 Laws of Motion — practice questions — page 2

Explore 32 free Laws of Motion questions in ICSE Class 9 Physics. Open each question or exercise to read its content, reference answers and available explanation.

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Laws of Motion questions and exercises with answers

Showing questions 31–32 of 32.

Spot the one that does not belongRead the answer and worked solution →Order the historical argumentRead the answer and worked solution →

Worked practice questions

Spot the one that does not belong

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Questions

Items
1. Momentum equals mv
2. Law of inertia
3. First law
Odd item
Momentum equals mv
Items
1. Galileo
2. Kepler
3. Newton
Odd item
Kepler
Items
1. Zero force
2. Zero acceleration
3. Zero mass
Odd item
Zero mass

Grouped by which law each belongs to. Source: syllabus Physics, Ch 4 Laws of Motion.

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Order the historical argument

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Steps

Aristotle held that a force is needed to keep a body moving
Galileo studied bodies rolling on inclined planes
He extrapolated to the case with no friction at all
That gave the law of inertia
Newton restated it as his first law of motion

The chapter's own sequence, from the wrong view to the law. Source: syllabus Physics, Ch 4 Laws of Motion.