0
The best way to know when a physical change is taking place is to observe. There will be a visible change in physical changes.
Wiki User
∙ 9y ago
Add your answer:
Earn +20 pts
When mixtures are formed a physical change takes place?
I am looking into it and let you know as soon as I decide.
How do you know that chemical change took place in bread heat?
Because you cannot reverse the process, like you could a physical change.
Is transferring graphite from pencil to paper when writing a chemical or physical change?
physical change. You know that it is a physical change because it can be reversed. An example of a chemical change would be cooking an egg. Because you cannot reverse the process.
How do you know that thermoregulation is taking place on a hot day?
You sweat if thermoregution is taking place
Is cutting your hair a chemical change or a physical change?
cutting your hair is probably a physical change I don't know
Is cutting hair an example of a physical change and why?
it a physical change and thats really all i know
Is drying cloths is chemical change?
It is a Physical Change because i dont know but im sure that is a physical change :P
Is slicing a banana a physical change or chemical change?
It's a physical change, because no chemicals are changing if I cut a banana.
Give two types of stock taking you know?
physical periodic
When molten rock cools and hardens is a physical change or chemical change?
I think it is physical but I do know it is an igneous rock
Is grilling a burger a chemical or physical change?
Well, grilling the bread is a chemical change, but the melting cheese I believe is a physical change.
Is saliva chemical or physical change?
i know that its physical change because all you saliva is doing is making the food wet
