Physics for IGCSE & O level - Rays And Waves (Section 3 - No. 49)

What is the term for light that spreads until it leaves its source?

Rays

Reflection

Refraction

Waves

설명

Light travels in straight lines.

댓글 (0)

광고

자바스크립트가 이 페이지를 올바르게 로드하도록 허용