Flat tires is a sign of physical change. The tires go from being normal, to then being flat. This changes their physical form.
It's not a physical change. Rather, it is a sign of an already completed chemical reaction.
yes
yes
No, evaporation causes a change in the state of matter (liquid to solid) which is a physical change
Chemical Change Only
After a physical change the molecule remain intact.After a chemical change the molecule is modified.
- Color is a physical property and the change of color also.- Color change may be a sign of a chemical reaction.
The browning of a flower is a chemical change. Color changes are one sign of a chemical reaction.
second space with flat sign. or high a flat is line above fifth line with flat sign
It is a chemical change because it leaves a residue (which is a sign of chemical change) Hope that helps
The production of smoke from something burning would be a sign of a chemical change. Broken pieces, change in shape, or change in state are all physical changes.
Color is a physical property. However, change in color is a sign of a chemical reaction.