What is a Calorie?

The video explains the concept of calories as units of energy in food, highlighting their importance for bodily functions. It discusses how calories are measured, the concept of empty calories, and the chemical processes that release energy from food. The video emphasizes the need for a balanced diet that considers both calorific and nutritional values.

What is a calorie primarily a measure of?

• Volume

• Energy

• Weight

• Temperature

Which of the following is considered an 'empty calorie'?

• Soft drinks

• Lean meat

• Whole grain bread

• Vegetables

What process in the body releases energy from food?

• Respiration

• Fermentation

• Photosynthesis

• Digestion

How can the energy content of food be experimentally determined?

• By observing its color change

• By measuring its weight

• By dissolving it in water

• By burning it and measuring heat release

What is essential for a healthy diet according to the video?

• Consuming high amounts of protein

• Avoiding all carbohydrates

• Balancing calorific and nutritional value

• Eating only low-calorie foods