Input and output of energy Flashcards
1
Q
What are machines and appliances
A
Machines and appliances are types of systems
2
Q
What does a machine need to work?
A
A machine needs energy (input of energy)to make it work
3
Q
What is an example?
A
A paraffin lamp needs Paraffin.The amount of paraffin that you put into the lamp is the input of energy
4
Q
How can a paraffin lamp burn more brightly?
A
It can burn more brightly by giving the lamp more paraffin to burn
5
Q
What happens if you give the lamp more input of energy?
A
If you give the paraffin lamp more input of energy,it provides more output of energy
6
Q
A
