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Year 11 - Physical education

Energy use

Health and well-being: diet and nutrition

Unit Summary

This unit will examine how much energy is needed to function and the additional requirements of a balanced diet, good hydration and potential tweaks to food consumption to allow for optimal sporting performance and energy balance.

Lesson Summary

You will learn to explain how energy is measured and what impacts energy expenditure and energy balance.

Key Notes

  • Energy is measured in calories (Kcal) and is sourced from the food consumed.
  • The average daily calorie requirement is 2,500 Kcal for men and 2,000 Kcal for women.
  • Calorie needs vary based on factors such as age, gender, height, and activity duration or intensity.
  • Energy expenditure increases with physical activity, requiring more calories.
  • Balancing calorie intake with energy expenditure is crucial for maintaining weight and overall health

Vocabulary To Learn

  • calorie: a unit which measures heat or energy production in the body, normally expressed as Kcal
  • calorie consumption: the total number of calories consumed through food and drink per day
  • energy expenditure: the total number of calories burned through physical activity, exercise, and bodily functions
  • weight: the measure of how heavy an individual is, typically influenced by factors such as body composition and overall health
  • health: a state of complete physical, mental and social well-being, and not merely the absence of disease or infirmity

Common Mistakes To Avoid

  • "If I did more exercise, I'd lose weight"

3 Quick Questions (With Answers)

1. Explain the lesson in two key points.

Energy is measured in calories (Kcal) and is sourced from the food consumed. The average daily calorie requirement is 2,500 Kcal for men and 2,000 Kcal for women.

2. What does this key word mean in this lesson? 'calorie'

a unit which measures heat or energy production in the body, normally expressed as Kcal.

3. Correct this common mistake.

Mistake: "If I did more exercise, I'd lose weight". Correction: While exercise will increase energy expenditure and could help to achieve a calorie deficit needed to lose weight, "you can't out train a bad diet." No matter how much exercise is performed, calorie intake is just as important to consider.

More Lessons In This Unit

Browse all guides in the Year 11 Physical education guide library.