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How does light affect our lives? (lives (day time (Day length (Seasons…
How does
light
affect
our
lives
?
affect
technology
solar power
energy generation
supply of light for longer at night
What was life like before electricity?
light
particals
photons
Waves
Frequency
Wavelength
Electromagnetic Spectrum
Visible
Spectrum
colours
reflected
absorbed
Rainbow
Non-visible
UV
Infrared
Gamaray
x-ray
Micro-wave
Radio
Sources
Natural
Fire
Sun
Artificial
Halogen
Flurescent
LED
Incandecent Light blub
lives
amimals
living things
colour blind people
working
school
day time
Day length
Seasons
Summer
Winter
Day light savings