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Saliva pre-digestion through ezymes in saliva is chemical change?
Wiki User
∙ 14y ago
The first chemical change that happens in the body in regards to digestion, the breakdown of foodstuffs, occurs in the stomach. The saliva breakdown would be a physical change.
Wiki User
∙ 14y ago
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Is taste a physical or chemical change?
Chemical, caused by saliva, without saliva you cannot taste anything
Is taste or physical or chemical change?
Chemical, caused by saliva, without saliva you cannot taste anything
Is saliva chemical or physical change?
i know that its physical change because all you saliva is doing is making the food wet
Is enzyme in saliva a physical or chemical change?
i know that its physical change because all you saliva is doing is making the food wet
Why did glucose test strip change colour after saliva was added?
chemical reaction
Does the consumption of food involve chemical or physical change?
Chewing the food is a physical change, but once the food mixes with saliva it becomes a chemical change. Digesting it is definitely a chemical change, because the stomache acids mix with the food and viola a chemical change.
These marshmallows are going through a chemical change. How is this different from a physical change?
These marshmallows are going through a chemical change. How is this different from a physical change?
When a person's mouth waters is that a physical change taking place or a chemical change?
When you put food in your mouth, two processes are at work to begin digesting.The first process is chewing. This causes a physicalchange in the food. In short, it changes shape and mixes with saliva.The second process is digestion by saliva. Saliva induces some chemical changes, such as the break down of starches into sugars.
Explain what a chemical change is?
a chemical change is a change which brings about a change in the chemical properties of a substance which cannot be reversed through physical means like heating or cooling.
Is corrosion of aluminium metal a physical change or a chemical change?
It is a chemical change. Through corrosion, a chemical reaction has taken place.
Is brewing a coffee chemical or physical change?
physical. the water being added simply soaks through the coffee, so there's no chemical change.
Is tap water is run through a filter a chemical change?
No, passing tap water through a filter is a physical change, not a chemical change. The filter simply removes impurities and particles from the water, without altering its chemical composition.
