A C B E
A D B C
B B B
C A D B A C
C C
D
k g A A A A A A A
A A A AA A B B
B B B B BB B B B
B BB B
B B B B B B C C C C C C C C C
C C C C C C C C C
B
B
A B C
A D C C C
A B C A B C
E
Joule kilojoule kj megajoule MJ
A
A
C C
C B
B C
B A D
A
C A D B A
B B B B
A B A B A A
C
C
A
C