Sentences with phrase «earth during an earthquake»

She uses as an illustration the fact that foundations for new skyscrapers in Southern California are placed on rollers, enabling them to roll with the movements of the earth during an earthquake so that they won't crack apart.

Not exact matches

Four papers in this issue — by Sato et al. on page 1395 (1), Simons et al. on page 1421 (2), Ide et al. on page 1426 (3), and Vigny et al. on page 1417 (4)-- report on both of these magnitude 9 (M9) earthquakes, illustrating the use of networks of Global Positioning System (GPS) detectors to reveal how the Earth's surface deformed during and after the events.

Astrophysicists can infer a star's internal structure from the vibrations, similar to how geologists learn about Earth's interior by measuring seismic waves during an earthquake.

«We can't stop the tide of flu any more than we can turn a hurricane in its course or stop the earth shaking during an earthquake, but we can mitigate the effects and help prevent people from becoming severely ill by preparing well and acting effectively,» he said.

During an earthquake, different types of seismic waves travel through the earth.

Over that period, he and his colleagues have installed a network of GPS stations in Nepal that allows them to monitor the way Earth's crust moves during and in between earthquakes.

For the purpose of this study, a team of geologists from the Nanjing University, China, and the University of Illinois studied the echoes generated by seismic waves produced during earthquakes to scan below the surface of Earth, much like an ultrasound is used to see inside patients.

The friction as two massive plates of the Earth's crust slide past one another is dissipated as heat, so temperature measurements can give scientists a handle on the fault's resistance to sliding during the earthquake.

The observatory is studying physical and mechanical properties of rocks before, during and after a quake; physical and chemical changes in the earth's crust that occur during an earthquake; and temperature change that impels melting of rocks.

The ancients's «science» was based on best observations and theories to date — the earth is not perceptibly moving (except during earthquakes), and the sun comes up in the east & sets in the west, and brings heat.

The earth's rotation does occasionally «speed up» over short periods — such as during the 2004 Indian Ocean earthquake.