Answer:
1960
The first observations of free oscillations of the Earth were done during the great 1960 earthquake in Chile. Presently periods of thousands of modes are known. These data are used for determining some large scale structures of the Earth interior.
Explanation:
pls mark brainliest
Answer:
Earthquakes and Tsunamis In the deep ocean, sensors monitor volume displacements and seabed deformation. Increasing activity can predict an earthquake. ... These seabed sensors monitor seismic events beneath the waves then transmit the alerts back to land via surface buoys for coastal tsunami alerts.
Answer:
a sudden and violent shaking of the ground, sometimes causing great destruction, as a result of movements within the earth's crust or volcanic action.
Explanation:
Answer:
wind and smoke from factories
Explanation:
WRITE NOTES! Convection is the process of heat transfer by the circulation or movement of a liquid or a gas. Conduction is the transfer of heat between two stationary entities. Radiation is the transfer of hear or energy through rays of various wavelengths. Read those definitions and think to yourself if those are correct. Condensation is the correct answer, but notes should be needed during your studies.