• J   MJ
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Rounding Mode:

Named after the English physicist James Prescott Joule, the joule is a unit of energy in the International System of Units. A single joule represents the energy transferred when a force of one newton acts over a meter. To put it in everyday terms, the energy used to lift a small apple one meter off the ground is approximately one joule. Interestingly, the joule is also the energy released in one second by a current of one ampere through a resistance of one ohm, showcasing its versatility across both mechanical and electrical domains.

While joules measure energy, they can also power curiosity. For instance, the daily recommended caloric intake for an average adult translates to roughly 8,700,000 joules. This highlights the joule’s role not only in physics but also in our nutrition and daily energy consumption, offering a glimpse into the complex interplay between energy, food, and our bodies.

Did you know?

A megajoule, equivalent to one million joules, is a versatile unit of energy that may be more integral to your daily life than you realize. For instance, the energy stored in a liter of gasoline is approximately 34.2 megajoules, which is why this measure often underpins discussions in energy industries. Interestingly, the lightning bolt that splits the sky during a thunderstorm releases about 500 megajoules, highlighting the immense power nature can unleash in mere seconds.

The megajoule also plays a pivotal role in fields like physics and engineering, especially in calculating the energy output of various processes. For example, modern fusion experiments and some space missions use megajoules to quantify energy needs and outputs. This essential unit connects the dots between cutting-edge technology and natural phenomena, providing insights into the world’s invisible energies.

> Joules to Megajoules Conversion Table

Joules Megajoules
0 J 0 MJ
100 J 0.0001 MJ
200 J 0.0002 MJ
300 J 0.0003 MJ
400 J 0.0004 MJ
500 J 0.0005 MJ
600 J 0.0006 MJ
700 J 0.0007 MJ
800 J 0.0008 MJ
900 J 0.0009 MJ
1000 J 0.001 MJ
1100 J 0.0011 MJ
1200 J 0.0012 MJ
1300 J 0.0013 MJ
1400 J 0.0014 MJ
1500 J 0.0015 MJ
1600 J 0.0016 MJ
1700 J 0.0017 MJ
1800 J 0.0018 MJ
1900 J 0.0019 MJ
2000 J 0.002 MJ
2100 J 0.0021 MJ
2200 J 0.0022 MJ
2300 J 0.0023 MJ
2400 J 0.0024 MJ
2500 J 0.0025 MJ
2600 J 0.0026 MJ
2700 J 0.0027 MJ
2800 J 0.0028 MJ
2900 J 0.0029 MJ
3000 J 0.003 MJ
3100 J 0.0031 MJ
3200 J 0.0032 MJ
3300 J 0.0033 MJ
3400 J 0.0034 MJ
3500 J 0.0035 MJ
3600 J 0.0036 MJ
3700 J 0.0037 MJ
3800 J 0.0038 MJ
3900 J 0.0039 MJ
4000 J 0.004 MJ
4100 J 0.0041 MJ
4200 J 0.0042 MJ
4300 J 0.0043 MJ
4400 J 0.0044 MJ
4500 J 0.0045 MJ
4600 J 0.0046 MJ
4700 J 0.0047 MJ
4800 J 0.0048 MJ
4900 J 0.0049 MJ
5000 J 0.005 MJ
5100 J 0.0051 MJ
5200 J 0.0052 MJ
5300 J 0.0053 MJ
5400 J 0.0054 MJ
5500 J 0.0055 MJ
5600 J 0.0056 MJ
5700 J 0.0057 MJ
5800 J 0.0058 MJ
5900 J 0.0059 MJ
6000 J 0.006 MJ
6100 J 0.0061 MJ
6200 J 0.0062 MJ
6300 J 0.0063 MJ
6400 J 0.0064 MJ
6500 J 0.0065 MJ
6600 J 0.0066 MJ
6700 J 0.0067 MJ
6800 J 0.0068 MJ
6900 J 0.0069 MJ
7000 J 0.007 MJ
7100 J 0.0071 MJ
7200 J 0.0072 MJ
7300 J 0.0073 MJ
7400 J 0.0074 MJ
7500 J 0.0075 MJ
7600 J 0.0076 MJ
7700 J 0.0077 MJ
7800 J 0.0078 MJ
7900 J 0.0079 MJ
8000 J 0.008 MJ
8100 J 0.0081 MJ
8200 J 0.0082 MJ
8300 J 0.0083 MJ
8400 J 0.0084 MJ
8500 J 0.0085 MJ
8600 J 0.0086 MJ
8700 J 0.0087 MJ
8800 J 0.0088 MJ
8900 J 0.0089 MJ
9000 J 0.009 MJ
9100 J 0.0091 MJ
9200 J 0.0092 MJ
9300 J 0.0093 MJ
9400 J 0.0094 MJ
9500 J 0.0095 MJ
9600 J 0.0096 MJ
9700 J 0.0097 MJ
9800 J 0.0098 MJ
9900 J 0.0099 MJ
10000 J 0.01 MJ