What do phones require to function?
encoded information graduated cylinderr math electrically electrical energy magnifying glass hydrogen and oxygen electromagnetic energy
A B C D E F G H
Ordinary phone is also a mobile device.
phones require electrical energy to function
What do phones require to function? (A) encoded information (B) graduated cylinderr (C) math (D) electrically (E) electrical energy (F) magnifying glass (G) hydrogen and oxygen (H) electromagnetic energy