VOCABULARY
Energy that can be used for heating and lighting
ELECTRICITY
To supply the energy needed for something to work
POWER
To reduce or decrease
C __ T D __ W __ O __
CUT DOWN ON
A person who lives in a particular place
D __ E __ L L __ R
DWELLER
To have enough money to pay for something
AFFORD
In the end, especially after a lot of problems
EVENTUALLY
It is of great use
VALUABLE
To point out or show something
INDICATE
To try very hard to do something that is difficult
STRUGGLED
Able to invent things and have original ideas
CREATIVE
Able to name someone or something
IDENTIFY
Good or helpful result or effect
BENEFIT
The tools, machines and other items needed for a task
EQUIPMENT
To make sure that something does not happen
PREVENTION
Keep something for future use
STORE
A piece of equipment made for a particular purpose
DEVICE
A plan or drawing that shows the function of something
DESIGN
Being effective without wasting time or energy
EFFICIENT
An object holding or carrying something
A new method, idea or product
INNOVATION