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Identify Newton's first law
Free printable Physics science worksheet for "Identify Newton's first law" — practice forces and newtonian mechanics. No-prep, print or assign online.
High school Physical Science students deepen their understanding of Newtonian mechanics in this worksheet, focusing on identifying Newton first law of motion — the principle of inertia — and applying it to real-world scenarios. Teachers can use it as a guided note-taking resource, a concept-check after instruction, or as part of a broader forces unit that builds toward quantitative work with net force and acceleration. Solid grounding in the first law is essential for success across the mechanics strand.
Learning objectives
- State Newton first law of motion in accurate scientific terms
- Identify real-world examples that illustrate the principle of inertia
- Predict the motion of objects in the absence or presence of unbalanced forces
Answer Key

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