Two kinds of wave transmission are:
- Light waves, where a substance (photon) travels as a wave.
Light waves, where a substance (photon) travels as a wave.
- An attached rope, like at the gym, that is "waved" up and down. Here, no substance travels to a new spot, but adjacent parts transmit the energy to others.
An attached rope, like at the gym, that is "waved" up and down. Here, no substance travels to a new spot, but adjacent parts transmit the energy to others.
QUESTION: Which method do gravitational waves propagate by?