lesson 6; measuring energy Flashcards
1
Q
energy in joules (J)
A
J = kJ x 1000
2
Q
energy in kilojoules (KJ)
A
kJ = J/1000
3
Q
1000 J =
A
1kJ
4
Q
1000000 J =
A
1MJ
5
Q
The SI prefix “mega” represents a factor of
A
10(6) or 1 000 000
6
Q
So 1 megajoule =
A
106 joules, 103 kilojoules
7
Q
why we divide
A
because we are going from a smaller unit to a larger unit
8
Q
A
