英語 での Seismic waves の使用例とその 日本語 への翻訳
{-}
-
Colloquial
-
Ecclesiastic
-
Computer
-
Programming
Because the seismic waves are refracted or reflected at the boundaries of the layers during transmission, changes in the velocity of the seismic waves and the thickness of the layers can be estimated.
Seismic waves travel 100 times faster than ocean waves, so you have to take the Earth's movement into account to figure out when the wall of water will hit land.
Scientists say earthquakes not only create seismic waves that travel through the planet's interior, but large tremors also cause the surface of the planet to vibrate like a drum.
The researchers at the Earth-Life Science Institute(ELSI) analyzed seismic waves and used diamond'anvils' that squeeze rocks to unimaginable pressures to pinpoint the region within the Earth's interior.
Scientists hope that studying how seismic waves move through the planet's interior will reveal the deep inner structure of Mars for the first time.
Scientists say earthquakes not only create seismic waves that travel through the planet's interior, but large tremors also cause the surface of the planet to vibrate like a drum.
The findings support the proposal that regions of subducted oceanic crust exist at the base of the upper mantle- through which seismic waves are thought to travel at anomalous velocities.
The authors identify a long, thin, sloping zone within the mantle through which seismic waves travel more slowly- and which may indicate the presence of unusually warm material.
For example, when an earthquake occurs in Japan, seismic waves are transmitted through the Earth's center to Chile, located on the opposite side of the Earth.
The behavior of the seismic waves is very important for understanding how the hardness inside the celestial body will change in accordance with the depth.
In addition, the fact that seismic waves greatly slow down in some zones(ultralow-velocity zones) at the bottom of the mantle can be explained by the existence of a magma ocean that still remains residually beneath the mantle.
The preferential alignment of mineral grains as a result of flow direction can polarize seismic waves traveling through Earth's interior, based on velocity and direction.
Philippe Jousset and colleagues set up an experiment in Iceland where fibre-optic cables are transformed into a series of sensors to record natural and man-made seismic waves.
In recent years, the techniques to analyze seismic waves have remarkably progressed. Image analysis, called seismic wave tomography, which utilizes large-scale computers to analyze data collected from seismometers placed worldwide, has become very popular.
To resolve this dispute, high-pressure, high-temperature conditions equivalent to the transition zone must be reproduced. Then the velocities of these experimentally produced seismic waves(elastic waves) must be compared to actual seismic waves(elastic waves) measured on the ground.
During a four-day experiment in Monterey Bay, the researchers recorded a 3.5 magnitude quake from an underwater fault zone which had occurred 45 kilometers away and used the seismic waves from it to discover a new underwater fault system.
Reproducing Earth's Deep Interior Conditions to Unravel its Structure The structure of Earth's deep interior can only be explored by measuring seismic waves or conducting laboratory experiments that reproduce conditions similar to Earth's deep interior.
The SGI president lauds the IMS:"Its core function was again demonstrated in the rapid detection of the seismic waves and radiation from the recent(January 6) North Korean nuclear test. In addition, the global IMS network has been used to gather data about natural disasters and the impact of climate change.
Reflecting these survey and analysis results, we therefore modified the Cabinet Office model of an earthquake of maximum intensity by concentrating a zone generating strong seismic waves in the direction of arrival of seismic waves observed in the amplification of vibration of Unit 5, in order to evaluate ground motion reflecting the amplification of vibration at Unit 5 termed"hypothetical amplified ground motion using the Cabinet Office model" below.
Today we learned about seismic waves.