meghanp16
Mar 13, 2013, 08:57 AM
Q2) Why does a rock not stop falling when dropped in water?
a) The rock keeps weighing more as it falls
b) The rock's density is always greater than the water it displaces
c) The water pushes harder from the top than the bottom of the rock.
d) The rock becomes slightly smaller and therefore denser as it feels more water
Pressure.
e) The water becomes less dense at greater depths
Q3) Would the rock stop falling if the liquid were compressible and reached a density greater than that of the rock?
a) Yes b) No
a) The rock keeps weighing more as it falls
b) The rock's density is always greater than the water it displaces
c) The water pushes harder from the top than the bottom of the rock.
d) The rock becomes slightly smaller and therefore denser as it feels more water
Pressure.
e) The water becomes less dense at greater depths
Q3) Would the rock stop falling if the liquid were compressible and reached a density greater than that of the rock?
a) Yes b) No