address
battery
building
circumstance
clean
crossing
daily life
dwelling
eco
ecology
ecology image
economize power
electric light
electric power
electricity
energy
environ
environment
everyday life
family
generating power
generation
habitation
home
house
housing district
intersection
isolated house
leave quickly
life
livelihood
living
modern
panel
power generation
rays of sun
residence
residency
residential area
roof
save electricity
science
separate house
signal
solar
solar battery
solar cell
solar cells
solar energy
solar panel
solar panels
solar power
solar system
sunlight
surroundings
technology
traffic light