You can use vanilla yogurt, but realize that you are also adding sugar that is in the vanilla yogurt. So you might want to reduce the sweetener that you add to the smoothie. Also, consider whether the vanilla flavor is compatible with the other ingredients. It should go with most fruits.
The state of matter remain unchanged.
Energy can either be soaked up by the matter in the process of making the change (melting), or be released from the matter during the change (fire).
yes
It is a matter of personal preference
The atoms making up the matter get rearranged into new products different from the original matter.
The atoms making up the matter get rearranged into new products different from the original matter.
Vanilla extract can be substitute for vanilla essence on a 1:1 basis (e.g 1tsp of vanilla extract is equal to 1tsp vanilla essence), on a strength-for-strength basis at least. But the flavour of vanilla essence will never be as good as the flavour from vanilla extract, no matter how much of it you use.
what does physical change mean
At first it was a solid now it is a liquid
At first it was a solid now it is a liquid
Put it in before the ice cream is made. Your going to want to add the vanilla before you make your icecream. This will help the vanilla incorporate better.
A physical change does not change the identity of matter.