Spoiled food of any kind represents a CHEMICAL change.
It's chemical because you can't get the pear back to a whole.
Pyrus communis is the wild pear.
The Bradford pear tree (Pyrus calleryana 'Bradford') is a type of pear tree that has thorns. These thorns can be sharp and may pose a safety hazard, so caution should be taken when handling this tree.
All pear trees are called Pyrus followed by the species or Cultivar name.
Pear
You can't glue together a divided pear,if you want it to be valuable but it is not a chemical change..why?-The reason is that a chemical change is followed by entirely new product and what you have done is to seperate the pear molecules,it is still a pear!,and it is a physical change,and you are free to ask more question,because I understand that a pear has life..
It's chemical because you can't get the pear back to a whole.
No, cutting up a pear is a physical change, not a chemical reaction. Chemical reactions involve the breaking and forming of chemical bonds to create new substances, while cutting a pear only changes its physical appearance.
no, its physical
No it isn't, however, the oxidation of the organic material that occurs after the Pear has been cut, is a chemical reaction, it is called Redox.
no because you cannot really get it back to a whole pear.
Albert einstein
A "prickly pear" is not actually a pear.
A pear is neither an acid nor a base in the same way that chemical compounds are classified. However, fruits like pears are generally considered to be acidic due to their pH level.
A pear or a quince.
An Asian pear is a fruit from either species of pear from northeastern Asia, known for their crisp juicy texture - the apple pear or Chinese pear, or the Chinese white pear.
"yaya pear" or "Asian Pear."