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# Newton's First Law

## Objects at rest stay unless acted upon and objects in motion continue unless acted upon.

Levels are CK-12's student achievement levels.
Basic Students matched to this level have a partial mastery of prerequisite knowledge and skills fundamental for proficient work.
At Grade (Proficient) Students matched to this level have demonstrated competency over challenging subject matter, including subject matter knowledge, application of such knowledge to real-world situations, and analytical skills appropriate to subject matter.
Advanced Students matched to this level are ready for material that requires superior performance and mastery.
• PLIX

## Determining the net force

by CK-12 //basic

Newton's First Law Interactive

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• Video

## Newton's First Law of Motion - Overview

by CK-12 //basic

Overview

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• Video

## Newton's First Law of Motion - Example 1

by CK-12 //basic

Applying Newton's First Law of Motion

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## Lunar Lander

by CK-12 //basic

Use what you know about Newton's laws and gravity to play this game.

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• Flashcards

## Newton's First Law Flashcards

by CK-12 //basic

These flashcards help you study important terms and vocabulary from Newton's First Law.

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