Podcast
Questions and Answers
What is a mirror also known as?
What is a mirror also known as?
- Looking glass (correct)
- Reflective surface
- Vision enhancer
- Image reflector
Why do modern mirrors use metals like silver or aluminium?
Why do modern mirrors use metals like silver or aluminium?
- Enhanced durability
- Reduced weight
- High reflectivity (correct)
- Color variety
What happens to the image when light waves reflect from a mirror?
What happens to the image when light waves reflect from a mirror?
- Retain the same degree of curvature and vergence (correct)
- Become larger in size
- Completely reverse direction
- Lose their wave properties
How do mirrors allow viewers to see objects around a corner?
How do mirrors allow viewers to see objects around a corner?
What materials have been historically used to manufacture mirrors?
What materials have been historically used to manufacture mirrors?
What branch of physics studies the behaviour and properties of light?
What branch of physics studies the behaviour and properties of light?
Which model of light treats light as a collection of rays that travel in straight lines and bend when they pass through or reflect from surfaces?
Which model of light treats light as a collection of rays that travel in straight lines and bend when they pass through or reflect from surfaces?
What is the most common form of electromagnetic radiation used in practical optics?
What is the most common form of electromagnetic radiation used in practical optics?
Which model of light includes wave effects such as diffraction and interference that cannot be accounted for in geometric optics?
Which model of light includes wave effects such as diffraction and interference that cannot be accounted for in geometric optics?
What theory led to the discovery that light waves were in fact electromagnetic radiation?
What theory led to the discovery that light waves were in fact electromagnetic radiation?
