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AIR - Coggle Diagram
AIR
has
indefinite shape
indefinite volume
no colour
no smell
is a mixture of gases
NITROGEN (78%)
OXYGEN (21%)
OTHER GASES (1%) --> carbon dioxide, ....
is
invisible
everywhere
wind
hot air
goes up
cold hair
goes down
the ATMOSPHERE is a layer of air around the Earth
5 layers
air pollution
is caused by
cars
pollen
factories
dust
mold spores
volcanoes
wildfires
occupies space
