Calorie
Contents
Key Stage 3
Meaning
A Calorie is a non-scientific unit for energy which is used to state the energy in food and the energy required to exercise.
About Calories
- A calorie is the energy needed to heat 1 gram of water by 1 degree Celsius.
- The average adult male human needs 2500,000 Calories per day.
- The average adult female human needs 2000,000 Calories per day.
Unit Comparisons
| Unit | In Calories |
| 1 kilocalorie | 1000Cal |
| 1 Joule | 0.24Cal |
| 1 kilojoule | 240Cal |
Key Stage 4
Meaning
A Calorie is a non-scientific unit for energy which is used to state the energy in food and the energy required to exercise.
About Calories
- A calorie is the energy needed to heat 1 gram of water by 1 degree Celsius.
- The average adult male human needs 2500,000 Calories per day.
- The average adult female human needs 2000,000 Calories per day.
Unit Comparisons
| Unit | In Calories |
| 1 kilocalorie | 1000Cal |
| 1 Joule | 0.24Cal |
| 1 kilojoule | 240Cal |