Newton's first law of motion
E27127
Newton's first law of motion states that an object remains at rest or in uniform straight-line motion unless acted upon by a net external force, expressing the principle of inertia.
Observed surface forms (3)
| Surface form | Occurrences |
|---|---|
| Newton's law of inertia | 1 |
| Newton’s first law of motion | 1 |
| law of inertia | 1 |
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
classical mechanics principle
ⓘ
law of motion ⓘ physical law ⓘ |
| alsoKnownAs |
Newton's first law of motion
ⓘ
surface form:
Newton's law of inertia
Newton's first law of motion ⓘ
surface form:
law of inertia
|
| appliesIn | inertial reference frames ⓘ |
| appliesTo |
macroscopic objects
ⓘ
point particles ⓘ rigid bodies ⓘ |
| assumes | space and time are absolute in Newtonian mechanics ⓘ |
| category |
conservation principles in mechanics
ⓘ
laws of physics ⓘ |
| contrastsWith |
Aristotelian physics
ⓘ
surface form:
Aristotelian mechanics
|
| defines | inertial frame of reference ⓘ |
| describes | inertia ⓘ |
| field |
Newtonian mechanics
ⓘ
surface form:
classical mechanics
physics ⓘ |
| formulatedBy | Isaac Newton ⓘ |
| foundationFor |
concept of force in Newtonian mechanics
ⓘ
kinematics in inertial frames ⓘ static equilibrium analysis ⓘ |
| hasExample |
a book on a table remains at rest if no net horizontal force acts on it
ⓘ
a puck sliding on frictionless ice continues at constant velocity ⓘ |
| hasKeyConcept |
inertia
ⓘ
inertial frame ⓘ net external force ⓘ rest ⓘ straight-line motion ⓘ uniform motion ⓘ |
| historicalPrecursor | Galileo's principle of inertia ⓘ |
| implies |
acceleration is zero when net force is zero
ⓘ
velocity remains constant when net force is zero ⓘ |
| influencedBy | Galileo Galilei ⓘ |
| languageOfOriginalPublication | Latin ⓘ |
| numberInSeries | 1 ⓘ |
| partOf |
Newton's laws of motion
ⓘ
Newtonian mechanics ⓘ |
| publicationYear | 1687 ⓘ |
| relatedTo |
Newton's second law of motion
ⓘ
Newton's third law of motion ⓘ |
| requires | absence of net external force ⓘ |
| statedIn | Philosophiæ Naturalis Principia Mathematica ⓘ |
| states |
an object at rest remains at rest unless acted upon by a net external force
ⓘ
an object in uniform straight-line motion continues in that motion unless acted upon by a net external force ⓘ |
| usedFor |
analyzing equilibrium situations
ⓘ
defining non-accelerating frames ⓘ |
| validUnderCondition |
non-relativistic speeds
ⓘ
weak gravitational fields compared to general relativity scales ⓘ |
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
law of inertia
this entity surface form:
Newton's law of inertia
this entity surface form:
Newton’s first law of motion