Answer: Models are used to see objects that too small/large to see, or events that occur too slowly/quickly and processes that are too complicated or dangerous.
Explanation:
Models are used so that they can be studied since the original thing being looked at can't be used for various reasons. Models are easier to use and can be studied at length by scientists, doctors, etc. Many atoms, cells, and isotypes are studied in school using models to learn from. A model can be made of clay, metals, wood, and sometimes food is used in a school setting to study the inside of a cell.
Bacteria, molds and yeast are the most important microorganisms that cause food spoilage and also find the maximum exploitation in production of food and food products. Different strains of bacteria and fungus are used for fermentation of dairy products for production of a wide variety of cultured milk products.
Well, an increased risk would be shallow water. Ideally, you want to dive into water that's at least 5 feet deep so the risk of hitting your head isn't as great. Another could also be instead of diving straight down, dive at an angle so again, the risk of hitting your head and compressing your spine isn't as great.
The first prepaid health insurance plans in the United States were Blue Cross and Blue Shield.
Your system should rid traces of bars within 4 days