Millijoule

Key Stage 4

Meaning

Millijoules (mJ) are a unit of energy 1,000 times smaller than the SI Unit of the Joules.

About Millijoules

Millijoules are shortened to mJ with a lower case m and an upper case J.

Milli means one thousandth so there are 1,000 millijoules in a Joule.

Converting to Millijoules

Unit	To convert	Millijoules
1 megajoule (1MJ)	Convert to millijoules x109	1x109mJ
1 kilojoule (1kJ)	Convert to millijoules x106	1x106mJ
1 Joule (1J)	Convert to millijoules x103	1x103mJ
1 millijoule 1(mJ)	Convert to millijoules x1	1mJ
1 microjoule 1(µJ)	Convert to millijoules x10-3	1x10-3mJ
1 nanojoule 1(nJ)	Convert to millijoules x10-6	1x10-6mJ