question: visible light ranges from about 390 to 790 nm, frequence (from 3.91014 hz to 7.91014) hz. under some conditions there also possible take place total reflection.
Capitalize this past sentence correctly.
A: Visible light ranges from about 390 to 790 nm, frequence (from 3.91014 Hz to 7.91014) Hz. Under some conditions there also possible take place total reflection.

question: no problem, we'll fill the vacant space with the three little skulls from the title page.
Capitalize this past sentence correctly.
A: No problem, we'll fill the vacant space with the three little skulls from the title page.

question: the dedicated scout who sets an example for the generation to come, the inspired teacher, sports coach, the founder of an orphanage in nepal, that changes the destiny of children without a future, the local community in indonesia who starts cleaning plastic from their own beaches, and the grandmother who manages to tackle all setbacks with a simple positive life atttiude etc.
Capitalize this past sentence correctly.
A: The dedicated scout who sets an example for the generation to come, the inspired teacher, sports coach, the founder of an orphanage in Nepal, that changes the destiny of children without a future, the local community in Indonesia who starts cleaning plastic from their own beaches, and the grandmother who manages to tackle all setbacks with a simple positive life atttiude etc.