'First motion' presentation slideshows

Earthquakes

Earthquakes. Earthquakes:. A movement or trembling of the ground that is caused by a sudden release of energy when rocks move along a fault line. How They Happen. Rocks on both sides of a fault are pressed together tightly locked by friction When they finally, slip, vibrations occur. Focus:.

254 views • 17 slides

Geology 15 Mid Term II Review

Geology 15 Mid Term II Review. Focal mechanisms are diagrams made from first motion seismologic records that show the possible motion on a fault, and the possible sense of motion on that fault. There are two possible fault planes for each focal mechanism.

238 views • 14 slides

Day 18

188 views • 7 slides

Silent Work

If you must break the law, do it to seize power: in all other cases observe it . Julius Caesar. Silent Work. MUG. I wish to take this opportunity to Thank You from the bottom of my heart for taking time out of your busy and important schedule to interview a poor, struggling student like I.

219 views • 6 slides