Online calculator to convert calories to terajoules (cal to TJ) with formulas, examples, and tables. Our conversions provide a quick and easy way to convert between Energy units.
Conversion Calculator
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Convert calories to TJ
TIP: If the result of your conversion is 0, try increasing the "Decimals".
Conversion Definitions
The following is a list of definitions relating to conversions between calories and terajoules.
What is a calorie (cal)?
A calorie (or thermochemical calorie) is a unit of energy in the International System of Units (SI). The symbol for calorie is cal. There are 239,005,736,137.66730402 calories in a terajoule. A calorie is measured as the quantity of heat required to raise the temperature of 1 gram of water by 1°C from a standard initial temperature at a pressure of 1 atmosphere. A calorie is also called a "small calorie" or "gram calorie".
What is a terajoule (TJ)?
A terajoule is a unit of energy in the International System of Units (SI). The symbol for terajoule is TJ. There are 0.000000000004184 terajoules in a calorie.
Conversion Formula
Let's take a closer look at the conversion formula so that you can do these conversions yourself with a calculator or with an old-fashioned pencil and paper.
The formula to convert from calories to TJ is:
TJ = calories x 0.000000000004184
Conversion Example
Next, let's look at an example showing the work and calculations that are involved in converting from calories to terajoules (cal to TJ).
Calorie to Terajoule Conversion Example
Task: Convert 95,000,000,000 calories to terajoules (show work) Formula: calories x 0.000000000004184 = TJ Calculations: 95,000,000,000 calories x 0.000000000004184 = 0.39748 TJ Result: 95,000,000,000 calories is equal to 0.39748 TJ
Conversion Table
For quick reference purposes, below is a conversion table that you can use to convert from calories to terajoules.
Calories to Terajoules Conversion Chart
| calories (cal) | terajoules (TJ) |
|---|---|
| 100 cal | 0.000000000418 TJ |
| 250 cal | 0.000000001046 TJ |
| 500 cal | 0.000000002092 TJ |
| 750 cal | 0.000000003138 TJ |
| 1,000 cal | 0.000000004184 TJ |
| 2,500 cal | 0.00000001046 TJ |
| 5,000 cal | 0.00000002092 TJ |
| 7,500 cal | 0.00000003138 TJ |
| 10,000 cal | 0.00000004184 TJ |
| 25,000 cal | 0.0000001046 TJ |
| 50,000 cal | 0.0000002092 TJ |
| 75,000 cal | 0.0000003138 TJ |
| 100,000 cal | 0.0000004184 TJ |
| 250,000 cal | 0.000001046 TJ |
| 500,000 cal | 0.000002092 TJ |
| 750,000 cal | 0.000003138 TJ |
| 1,000,000 cal | 0.000004184 TJ |
| 2,500,000 cal | 0.00001046 TJ |
| 5,000,000 cal | 0.00002092 TJ |
| 7,500,000 cal | 0.00003138 TJ |
| 10,000,000 cal | 0.00004184 TJ |
| 25,000,000 cal | 0.0001046 TJ |
| 50,000,000 cal | 0.0002092 TJ |
| 75,000,000 cal | 0.0003138 TJ |
| 100,000,000 cal | 0.0004184 TJ |
| 250,000,000 cal | 0.001046 TJ |
| 500,000,000 cal | 0.002092 TJ |
| 750,000,000 cal | 0.003138 TJ |
| 1,000,000,000 cal | 0.004184 TJ |
Related Units
This table provides a summary of the Energy units within their respective measurement systems.
| Unit | Symbol | Measurement System |
|---|---|---|
| calories (thermochemical) | cal | International System of Units (SI) |
| kilocalories | kcal | International System of Units (SI) |
| British Thermal Unit | BTU or Btu | Imperial System |
| joules | J | International System of Units (SI) |
| kilojoules | kJ | International System of Units (SI) |
| megajoules | MJ | International System of Units (SI) |
| gigajoules | GJ | International System of Units (SI) |
| terajoules | TJ | International System of Units (SI) |
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