Domo
i
i
i
1
where lands
Be Newtonian
f Aristotelean
Newton's
3 Laws
1 Law of
Inertia
Inertia is the resistance of
change its motion
An object
in
constant velocity
motion
an
remains
object
in
unless acted upon
to
motion
at
a
net
by
Y
Y
fore
c
s
E Aktion Luy
2
É me
allforces
me mass
9
in
daff
fret
m
Ignat
Fran tf
Ag
acceleration
in
mis
Faint it
Fivormal
3 Action Leation Lay
for
action force there
nay
i
tf che d ffuck
m
day
is
lay
and opposite
reaction
force
table pushes
qivormal
up on book
Mreactionftook pushes
down on plane
yen
m
leg
an equal
Types
of forces
he
will encounter
Pace gravity
Fg
ng
Fg
p
Fg
Fg
force of tension
ropes
can
only
n
Fyi20W
in
pull not pushes
t
Fyi20W
Agatha
tension
a rope or cedle
intherope
Fu
normal force
only
A
Fu is
occurs
when objectis in contact with a sorta
Fu
always
Bathroom
Friction
perpendicular
scales
read the
fr
MkFn
to surface
moment
force
Ffs Ms FN
T of
coefficient
static friction
no sliding
IF
you push
back on the
you
to the right
kinetic foremen
Mp
coeffrut
sliding
MyCds
and
2
they
surfaces
in gored
depend
on the
in contact
friction is always
parallel
Imf
to surface
EI
calculate
the
dragged
across
300 above
acceleration
flow
a
the
of a
suitcase being
a
inclined at
by
rope
horizontal
Given m lo
7 FT
Fyi SON
there is friction let
ah
M 0.2
1
Draw free body diagram include all forces
Afn
fi Min
kg
E
Fy 50N
Ig.mg
lo i
Calculate components
g
N
of any force that is
at an angle with respect to
IN
9
y
X axis
calculator
Fg 25 N
50 cos30
50 sing
F 43N
Redrawn using components
Itis
n
Ff
43N
c
You
In
the
y
direction
acceleration
is
zero
thus
up
down forces
forces
Cne
force
O
Fu t 25N 98 N
FN298 25
7311
0.2 73N
Ff Mk FN
in
y
fret
14.64
right left
43 N 14.60 28