zetter
a force is a push pull or a twist
Symbol Fo subscript
force of gravity force exerted
Fg byEarths gravity 9.8
force of friction Ff It requires a surface It acts opposite to the motion
force applied Fa
Normal force Fn It requires a surface It acts perpendicular to the surface
Unitsnewtons n
low to draw forces
we draw forces with arrows
ropertles of forces
Directions
magnitude
you can add or subtract them
samagatolian
s
net force youhavemultiple forces
resultedforce reduced to one force
croofboatari
gotta 5
godson
If going in samedirection
then add if onopposite
ofodiigiso.rs
sides thensubtract
, siiQEftriiiiis If
force is the same
n
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then the result is
Two catagorys of forces
contact forces 2 non contact forces
amples 11 normalforce Examples21 Gravity gravitational force
Fg and Fn 22 Electrostatics
e ofbookontable forceoftableonbook 23 Magenitism
frictionforce
Applied force
tension force forcefrompullingwitharope
Effects of a force
speed
up an object
slowdownanobject
changedirectionsofanobject
stretch anobject
compress
anobject
twistrotate an object
.