How to Convert Calories to Joules
Converting calories to joules expresses energy in SI units. One calorie equals approximately 4.184 joules.
To convert calories to joules, multiply the calorie value by 4.184. For example, 500 cal x 4.184 = 2092 J. This conversion is essential in scientific contexts where joules are the standard energy unit.
Understanding this conversion helps translate nutritional information into scientific energy measurements.
Quick Tips
- 1 mile = 1.609 km (miles are bigger)
- 1 kg = 2.205 lbs (roughly double + 10%)
- Temperature: (°F - 32) × 5/9 = °C
Frequently Asked Questions
1 calorie equals approximately 4.184 joules.
Multiply the calorie value by 4.184.
Food Calories (Cal) are kilocalories, so 1 Cal = 4184 joules.
Joules are the standard SI unit for energy in scientific and engineering contexts.