Related questions. 1  Swelling in one foot/ankle significantly more than the other during pregnancy. 2  Just had C-section few days ago. 3  I gave birth a week ago and got an epidural.  I gave birth 8 weeks ago and i still have slight swelling in my right ankle.
An earthquake (also known as a quake, tremor or temblor) is the perceptible shaking of the surface of the Earth, which can be violent enough to destroy major buildings and kill thousands of people.The severity of the shaking can range from barely felt to violent enough to toss people around.n its most general sense, the word earthquake is used to describe any seismic event â whether natural or caused by humans â that generates seismic waves. Earthquakes are caused mostly by rupture of geological faults, but also by other events such as volcanic activity, landslides, mine blasts, and nuclear tests.
force is often strong enough to split the rock. This process, called root wedging, is a kind of physical weathering (Figure 11.7). However, roots also produce enzymes that attack rock minerals. So root wedging is really a combination of physical and chemical weathering. Rockfalls Falling rock can break into very small pieces when it hits the ground. The graphic below shows an example of rocks (and trees!) affected by falling rock. Rockfalls can occur when a big chunk of rock is split off of a large landform by frost wedging or root wedging. Rockfalls speed up the weathering process by quickly