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# Newton's First Law

## An object at rest will remain at rest and an object in motion will remain in motion unless acted on by an unbalanced force.

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.

## 뉴턴의 제1법칙

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## Newton's First Law

Newton's first law of motion and how it applies in skateboarding.
MEMORY METER
This indicates how strong in your memory this concept is
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## Newton's First Law

Newton's first law of motion and how it applies in skateboarding.
MEMORY METER
This indicates how strong in your memory this concept is
0

## Newton's First Law

Newton's first law of motion and how it applies in skateboarding.
MEMORY METER
This indicates how strong in your memory this concept is
0

## Newton's First Law

Newton's first law of motion and how it applies in skateboarding.
MEMORY METER
This indicates how strong in your memory this concept is
0

## Newton's First Law

Newton's first law of motion and how it applies in skateboarding.
MEMORY METER
This indicates how strong in your memory this concept is
0

## Newton's First Law SG

Newton's first law of motion and how it applies in skateboarding.
MEMORY METER
This indicates how strong in your memory this concept is
0
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