physical
It is a physical change because the apple is still an apple and nothing changed the composition of what's in the apple.
It is a physical change because only its shape changed, not its chemical composition.
Burning a log in the fireplace involves a chemical reaction because it undergoes combustion, reacting with oxygen to produce heat, light, and new chemical compounds like carbon dioxide and water vapor. Sawing a log in half is a physical change where the log is simply being cut into smaller pieces without any chemical reactions occurring.
It is a physical change, as the chemical integrity remains the same.
physical
Yes. You still have marshmallow at the end of the cut so it must be physical. If you burnt the marshmallow, that would be chemical.
Yes, a marshmallow can be cut in half. When you slice it, you create two smaller pieces, each with the same texture and flavor. This process alters the marshmallow's form but not its essential qualities.
Physical change
Physical change
Cutting a piece of copper in half is a physical change because it only alters the physical appearance of the copper without changing its chemical composition.
Foil cut into pieces represents a physical change.
Physical. If you were to cut that piece of wood in half what would it be? Still wood. There would be no chemical change. Just a physical change.
physical because the cork is still a cork
Its a chemical change
Its a chemical change
It is a physical change because the apple is still an apple and nothing changed the composition of what's in the apple.