Proven by a assosiative scientific teacher:
Signs of physical changes can be quite numerous,
but the main numbered would be the following---
chemical:
color change
fizzing structure
bubbled buildings
chemical rearranged(nonsense as in disappear)
cannot be reserved
and a frequent suiren tempetarure change
dr.phd.danniel@Yahoo.com
Flat tires is a sign of physical change. The tires go from being normal, to then being flat. This changes their physical form.
what are some physical changes when rusting metal is an example
everyone reacts a little different. some are excited, waiting for the first sign (usually because of friends) or some are scared about the physical and mental changes.
- Color is a physical property and the change of color also.- Color change may be a sign of a chemical reaction.
fried chicken
Not all physical changes are reversible. Some physical changes, such as breaking a glass or cutting a piece of paper, are irreversible because they result in a permanent change to the material's structure. Reversible changes, like melting ice or boiling water, are changes that can be easily reversed by altering the conditions.
Physical Changes
braking some of the leaves off.
Boy: deeper
hot cold
Scratching it
Not all physical changes are reversible because most times when such changes occur parts of the substance is lost to the environment.