Ages 11–13🔬 Science10 verified questions on this shelf

Calculating Dietary Energy

Calculate and evaluate energy intake and requirements in a healthy daily diet, interpreting food labels and nutritional data

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Question 1 of 3

A healthy daily diet for a 10‑year‑old child provides 1,800 kilocalories in total. If dinner is planned to supply 40 % of the day's energy, how many kilocalories should be eaten at dinner?

Question 2 of 3

Maya, a 12‑year‑old, needs 2,200 kilocalories (kcal) each day for her activity level. Today she eats the following: - Breakfast: 2 slices of whole‑grain toast (70 kcal each) and 1 tablespoon of peanut butter (95 kcal). - Lunch: 150 g grilled chicken (165 kcal per 100 g), 100 g mixed greens (15 kcal), and 30 g salad dressing (120 kcal). - Snack: a 150‑g yogurt cup (80 kcal) and a small apple (95 kcal). - Dinner: 200 g cooked pasta (260 kcal per 100 g), 100 g tomato sauce (80 kcal), and 30 g grated cheese (120 kcal). How many kilocalories does Maya’s intake fall short of or exceed her daily requirement?

Question 3 of 3

A fruit drink bottle contains 500 mL and the nutrition label says: “Per 250 mL serving: Energy = 960 kJ (230 kcal).” Maya plans to drink 3/4 of the bottle. How many kilocalories will she consume?

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