Podcast
Questions and Answers
What did most scientists before Isaac Newton think light consisted of?
What did most scientists before Isaac Newton think light consisted of?
- Electromagnetic waves
- Streams of particles emitted by light sources (correct)
- Corpuscles emitted by sound sources
- Waves with wavefront properties
When did evidence of wave properties of light begin to be discovered?
When did evidence of wave properties of light begin to be discovered?
- Around 1700
- Around 1665 (correct)
- Around 1600
- Around 1550
Who predicted the existence of electromagnetic waves and calculated their speed of propagation?
Who predicted the existence of electromagnetic waves and calculated their speed of propagation?
- Isaac Newton
- Galileo
- Heinrich Hertz
- James Clerk Maxwell (correct)
What is the dimensionless number that indicates the speed of light in a given medium?
What is the dimensionless number that indicates the speed of light in a given medium?
What is the change in direction of propagation of any wave due to a change in its transmission medium called?
What is the change in direction of propagation of any wave due to a change in its transmission medium called?
What did most scientists before Isaac Newton think light consisted of?
What did most scientists before Isaac Newton think light consisted of?
When did evidence of wave properties of light begin to be discovered?
When did evidence of wave properties of light begin to be discovered?
Who tried (unsuccessfully) to measure the speed of light before Isaac Newton's time?
Who tried (unsuccessfully) to measure the speed of light before Isaac Newton's time?
Flashcards are hidden until you start studying
