32 science cards
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| Calorie | a measure of the amount of energy in food
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| Fats | a group of nutrients that provide energy and building blocks for some body systems
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| Carbohydrates | a group of nutrients that provide energy; they include sugars and starches
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| Nutrient | a chemical needed for the maintenance and growth of an organism
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| Nutrition | the process by which organisms get the building materials and energy needed to stay alive
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| Proteins | a group of nutrients that provide energy and building blocks for growth and repair of body tissues
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| Concentration | the amount of material dissolved in a measure of liquid the more material dissolved in the liquid, the more concentrated the solution
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| Carbon Dioxide | a colorless, odorless gas, present in the atmosphere. It is given off by plants, animals, and some chemical reactions.
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| Vitamin C | an essention acid in human nutrition
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| Indicator | an object, material, or organism that shows the presence of certain materials.
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| Carbohydrate | refers to a group of nutrients that provide energy, sugars, and starches.
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| Sugar | a simple chemical used as an energy source by most life forms
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| Metabolism | the process of breaking down food to yield energy to keep organisms functioning
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| Yeast | a single celled organism in the fungus kingdom
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| Food | anything that people eat that provides energy and allows them to grow
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| Acid | a chemical that has a characteristic sour taste
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| Chemical Reaction | a change that occurs as a result of mixing two or more materials together. A reaction forms new materials with different properties from the original.
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| How do you know which breakfast cereals contain the most sugar? | The greater the amount of carbon dioxide produced by yeast in a food sample, the greater the amount of sugar in the sample.
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| What chemical can be used to indicate acid in food? | Baking soda can be used to indicate acid in food.
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| What indicator is used to detect vitamin c? | Indophenol
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| What is a good source of vitamin c? | Fruit juice
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| What is the evidence that vitamin c is present? | The indicator becomes colorless.
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| What does the size of the grease spot tell us about the amount of fat in food? | The food that produces the largest grease spot has the most fat.
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| What can we use to determine how much fat was in a particular food? | Brown paper bag.
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| What can we use to test foods and determine how much sugar they have? | Yeast can be used to indicate sugar in foods.
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| What does the amount of gas in the acid test tell us? | The amount of gas produced in an acid test is an indicator of the concentration of the acid.
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| Why do you think cooks put sour milk and baking soda into pancakes and biscuits? | To form gas to make the baked goods rise.
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| What is indophenol used for? | It is an indicator of vitamin c in foods.
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| What does a nutritional lunch consist of? | A nutritional lunch has the right amount of calories, proteins, carbohydrates, and fat.
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