Question

If two cubes are pressed against each other they stick together firmly after some time because..........

Answer 1

if two ice cubes are pressed against each other they stick together firmly after sometime because.. ... When the ice cubes are pressed together, there is a generation of heat due to which the outer layer melts and the friction decreases. As the temperature of both the cubes is less the water refreezes.

Answer 2

Hey here is your answer buddy:
The phenomenon is related to static friction.
If the cubes are pressed against rach other their particled will create friction due to which they syick firmly.
Hope it helps you.