Yes, breaking a pretzel is a physical change because it alters the pretzel's shape and size without changing its chemical composition. The ingredients remain the same, and no new substances are formed in the process. Physical changes, like breaking, tearing, or cutting, typically involve changes in form but not in the material's chemical identity.
physical
Breaking glass is a physical change, as it does not change the chemical composition of the material.
physical change
This is a physical change.
Yes, it a physical change.
physical change
Breaking off a branch of a tree is a physical change.
Since in breaking down there is no chemical change it's a physical change
Breaking a brick is a physical change because it does not alter the chemical composition of the brick. The bricks remain chemically the same even after breaking into smaller pieces.
Breaking, grinding, cracking are all examples of a physical change. The nature of the substance has not changed, just the size of the pieces has changed.
Physical
Physical or chemical