ethylene glycol
grinding is a physical change
no it is a physical change because you are just changing the size not the chemical structure
Grinding food is a physical change, not a chemical change. It involves breaking down the food into smaller pieces through mechanical force, without altering its chemical composition.
The act of grinding the food is not chemical change, as the same molacules are present in the same form, but there are many chemical reactions in the mouth (such as the breakdown of long chain carbohydrates), and other processes which aid digestion (mixture with mucus)
maching by chemical action
Physical change.
Chewing and grinding.
No, grinding flour is a physical change, not a chemical change. The process of grinding wheat into flour involves only a change in the appearance and size of the wheat grains, without altering their chemical composition.
Your molars are responsible for grinding food.
No, grinding rocks into gravel is not a chemical change; it is a physical change. In this process, the rocks are broken down into smaller pieces without altering their chemical composition. The material remains the same, just in a different physical form.
Grinding coffee beans is a physical change as it does not change the chemical composition of the beans.
Grinding sulfur is a physical change because the substance is still sulfur; only the form has changed from solid pieces to smaller particles. No new substances are formed during grinding.