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Actividad 9
Autor :
samuel bastidas
1
radiación ultravioleta
2
espectrofotómetro
3
estratrofera
4
capa de ozono
5
catalizaddor
6
ozonoesfera
7
terrestre
8
oxigeno
9
tierra
10
ondas
11
sol
2
5
7
4
10
8
9
1
6
3
11