no its a physical change
The unicorn falls to the floor and the horn breaks off, allowing it to become just another horse.
If it is resting on the floor, there is no change at all.
When an object falls to the floor and breaks, some of the kinetic energy imparted to the object by its falling is converted into vibrations of the surrounding air as it is stopped abruptly by the floor. You hear these vibrations of the air as sound.
It is a physical change.
If you mean ground flour, then no. Grinding flour is a physical change because there is no change in chemical composition.
unbalanced to balanced
The shorter end of each parallel line breaks off and falls to the floor with a soft 'clink'.
Example: a block of cheese has grown moldy. This is chemical spoilage. A block of cheese falls on the floor. This is mechanical spoilage.
Bleaching your hair is a chemical change. The bleach reacts in hair, removing the color in an irreversible chemical reaction. There is no way to reverse the bleaching. Bleaching your hair also makes a new substance, when you do bleach your hair it is permanent.
It means he actually falls to the ground or floor.
The floor breaks in the water realm to access the underwater ruler.
reach down and retrieve it