3. We can hold objects such as
3 . We ca n h old obj ect s such a s
our h
a
n
le
p
s
s
en
in
bot
d
books, pens and bottles in our hand
books,
d
a
n
t
be
t
a
h
d
n
een
w
our
of
f
ca
use
ion
because of friction between our hand
be
rict
d
and the objects.
a
n
obj
ect
s.
t
h
e