English Deutsch Français Italiano Español Português 繁體中文 Bahasa Indonesia Tiếng Việt ภาษาไทย
All categories

1 answers

Light waves are in the visual spectrum and so they bounce off of solid objects.. Radio waves like X rays are in a non visual spectrum and penetrate.

2006-11-29 14:13:01 · answer #1 · answered by the_buccaru 5 · 0 0

fedest.com, questions and answers