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Physics
Physics
Problem
An object is at
x
=
6
m
x=6\,\text{m}
x
=
6
m
at
t
=
3
s
t=3\,\text{s}
t
=
3
s
and at
x
=
−
2
m
x=-2\,\text{m}
x
=
−
2
m
at
t
=
6
s
t=6\,\text{s}
t
=
6
s
. What is the sign of its average velocity during the interval
3
s
3\,\text{s}
3
s
to
6
s
6\,\text{s}
6
s
? a) Negative b) Positive c) Zero d) Cannot be decided without knowing the actual path
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