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Dynamics
Linear motion
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Created by
ben scott
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Cards (15)
s is
displacement
(
m
)
u is
initial velocity
(
m/s
)
v is
final velocity
(
m/s
)
a is
acceleration
(
m
/
s
^2 )
t is
time
(
s
)
v =
u + at
v
^2 = u ^2 +
2
a
s
v
2
=
v^2 =
v
2
=
u
2
+
u^2 +
u
2
+
2
a
s
2as
2
a
s
v
= u +
a
t
distance
=
initial
velocity x time +
0.5
acceleration x time
squared
s
=
s =
s
=
u
t
+
ut +
u
t
+
1
2
a
t
2
\frac {1}{2}at^2
2
1
a
t
2
s
=
s=
s
=
(
u
+
v
2
)
t
\left(\frac{u+v}{2}\right)t
(
2
u
+
v
)
t
distance
=
initial
+
final
velocity /
2
x time
v = s / t
velocity
=
displacement
/
time
instantaneous speed =
absolute
value of the
gradient
of
distance
vs
time
graph
average
speed =
total
distance
travelled
/
total
time
taken
km / h to m / s
shortcut (km / h)
/
3.6
m/s to km/h
shortcut (km/h)
x
3.6
