Newtons-Laws-of-Motion.pdf/hfnchunhdsyhh

Newton's Laws of Motion

1. Newton’s Laws of
Motion

2. Newton’s 1
st
Law of
Motion : Law of Inertia

3. Lawof
Inertia
TheLawofInertiastatesthat
…
“Anobjectatrestwillremainat
rest,andanobjectinmotion
willcontinuetomovein
constantspeed/velocityunless
acteduponbyanunbalanced
force.”

4. Inertia
Inertiaisthetendencyofan
objecttomaintainitsstateof
restorofuniformvelocityina
straightline
Thegreaterthemassofan
object,theharderitistomove
whenitisatrest,ordifficultto
stopwheninmotion.

5. Newton’s 2
nd
Law of
Motion : Law of
Acceleration

6. Law of
Acceleration
TheLawofAccelerationstatesthat
…
“Theaccelerationofanobjectis
directlyproportionaltothenetforce
actingonitandisinversely
proportionaltotheobject’smass.The
directionoftheaccelerationisinthe
directionofthenetforceactingonthe
object.”

7. Law of
Acceleration

8. Law of
Acceleration
Newton’ssecondlawofmotionisexpressedthrough
theequation:
∑ (⃗= I=⃗or =⃗=
∑(⃗
I
Where:
∑ (⃗= Net force on an object
I= mass
=⃗= acceleration

9. Newton’s 3
rd
Law of
Motion : Law of
Interaction (Law of Action
and Reaction)

10. Law of
Interaction
TheLawofInteractionstatesthat…
“Foreveryaction(force),thereisanequal
(inmagnitude)butopposite(indirection)
reaction(force).”
Forcescomeinpairs:
ActionForce
ReactionForce