<< Chapter < Page | Chapter >> Page > |
Card 34 / 35:
Doppler effect
the apparent change in wavelength or frequency of the radiation from a source due to its relative motion away from or toward the observer
Previous Card | ← Previous Card Button |
Next Card | → Next Card Button |
Flip Card | ↑ / ↓ / Return / Space |
Notification Switch
Would you like to follow the 'Astronomy' conversation and receive update notifications?