From their experiences, they are introduced to the following concepts, skills, and attitudes. Iodine can be used to test for starches, Tes-Tape for glucose, brown paper for fats, and Coomassie blue for proteins. Starches and sugars are carbohydrates. Glucose is one kind of sugar. Carbohydrates, fats, proteins, water, vitamins, and minerals are nutrients.
Nutrients are essential to human health.
Skills Learning to perform four chemical and physical tests to identify the presence or absence of nutrients in foods. Predicting the nutrient content of foods. Conducting independent research on nutrients. Observing, recording, and organizing test results. Interpreting a range of test results to draw conclusions about the kinds and amounts of nutrients in foods.