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Makanatswa Mugumbate
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Subdecks (3)
Moment
Force
11 cards
Newtons laws of Motion
Force
3 cards
Hookes Laws
Force
7 cards
Cards (31)
A
force
is a push or pull that acts on an object
F
o
r
c
e
=
Force=
F
orce
=
m
v
2
/
r
mv^2/r
m
v
2
/
r
f
=force
m=
mass
v=
velocity
r=
radius
Forces
are vector quantities therefore have magnitude(size)and
direction.
Mass
is the amount of
matter
in an object
Weight
is the force of
gravity
on an object
W
e
i
g
h
t
(
i
n
N
e
w
t
o
n
s
)
=
Weight(in Newtons)=
W
e
i
g
h
t
(
in
N
e
wt
o
n
s
)
=
m
a
s
s
(
i
n
k
g
)
x
g
r
a
v
i
t
a
t
i
o
n
a
l
f
i
e
l
d
s
t
r
e
n
g
t
h
(
i
n
N
/
k
g
)
mass(in kg)x gravitational field strength (in N/kg)
ma
ss
(
ink
g
)
xg
r
a
v
i
t
a
t
i
o
na
l
f
i
e
l
d
s
t
re
n
g
t
h
(
in
N
/
k
g
)
Weight(in
Newtons
)=
mass(in
kg)x gravitational field strength(in N/kg)
Force
=mass x area
Gravitational
field
strength
=10N/kg
Scalars and Vectors
A
Scalar
quantity has
magnitude
(size) only
A
Vector
quantity has
magnitude
and
direction
TANcent=
opposite
/
adjacent
If it is
COSine
=
adjacent
/
hypotenuse.
If it is
SINe
=
opposite
/
hypotenuse
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