Physical change
a physical change
Physical.
It is a physical change because it is still a sheet of paper.
It is a physical change as the paper is still paper after you fold it.
Physical change
No. It is a physical change, because the graphite is still graphite.
Writing with a pen involves a physical change rather than a chemical change. A chemical change involves the formation of new substances with different chemical properties, while in writing with a pen, the ink is simply transferred onto the paper without any chemical reactions occurring. The ink may undergo physical changes such as drying or adhering to the paper, but the chemical composition of the ink remains the same.
a physical change
Physical.
Tearing paper represents a physical and not a chemical change. Chemical bonds are not broken in this instance, but paper is physically separated (by force) from other paper.
It is a physical change because it is still a sheet of paper.
It is a physical change as the paper is still paper after you fold it.
It is a physical change as the paper is still paper after you fold it.
Coloring on a white piece of paper is a physical change because the color change is reversible and does not alter the chemical composition of the paper. The paper remains paper even after coloring on it.
physical change physical change
Tearing paper is a physical change as you do not change what the parer is made of.