Newton's first law

Chinese equivalent: 牛顿第一定律

Newton's first law An object at rest stays at rest, and an object in motion stays in motion with constant velocity, unless acted upon by a net external force.

Syllabus path: Mechanics › Newton's Laws of Motion and Their Applications

CSCA Exam Prep

This term is aligned to the CSCA undergraduate admissions exam syllabus. Continue with the linked tutorial and topic practice.

Practice related questions (38) · Start mock exam · Sign up — AI explanations · Membership plans

CSCA Physics Exam Glossary

Definition

Newton's first law An object at rest stays at rest, and an object in motion stays in motion with constant velocity, unless acted upon by a net external force.

Related tutorial and examples

Newton's Laws of Motion and Their Applications

Newton's Laws of Motion and Their Applications 1. Overview Newton's laws establish the causal link between "Force" and "Motion". 1st Law (Inertia): Force is the cause of changing motion, not maintaining it. 2nd Law (Dynamics): Quantifies the relationship ( F = ma ). 3rd Law (Inte…

Read the full tutorial and worked examples

Plan your next CSCA study step

Use this topic in a focused practice set, then connect it to the exam requirements and timed papers.