Today we do a Ice cream lab and learn an ice cream.why do we add salt to the ice? We add salt because Salting icy roads and walkways lower the freezing point of the water that forms ice which leads to melting and prevents falling snow or rain from being able to freeze. Though salt can be effective, it does have some negative impacts on the environment.why do we add the cookies and other things, only after the milk has frozen slightly the topping is not frozen.what are two factors that affect the freezing you think? - When we shake the ice and scrape the ice bag to make the ingredients freeze.
- Furthermore salt and sugar may affect the factors of freezing.4) Why do you need a bit of air in the bag?