Is it a light source?
yes
Is it a light source?
No
yes
Is it a light source?
yes
Is it a light source?
yes
Is it a light source?
no
Is it a light source?
no
Is it a light source
yes
no
Transparent or opaque?
opaque
Is it a light source?
yes
Is it a light source?
yes
Transparent or opaque?
transparent
Transparent or opaque?
transparent
Is it a light source?
yes
Is it a light source?
no
yes
Is it a light source?
yes
Transparent, translucent or opaque?
translucent
Does it reflect light ?
No
yes