energy Flashcards
1
Q
What is another name for burning?
A
Combustion
2
Q
What is the correct unit for energy?
A
joule
3
Q
Around how many KJ of energy does an adult need a day?
A
8400
4
Q
What is the term that means the rate at which energy used?
A
Power.
5
Q
What are the units of power?
A
Watts
6
Q
How can energy be released from food?
A
Combustion and reparation.
7
Q
What units do electrical suppliers use?
A
kWh.
