How is Richter scale measured?
Regional SpecificsThe Richter scale measures the magnitude of an earthquake (how powerful it is). It is measured using a machine called a seismometer which produces a seismograph. A Richter scale is normally numbered 1-10, though there is no upper limit. How Richter scale is calculated? How is the Richter Scale calculated. The Richter magnitude involves measuring
What areas are most affected by volcanoes?
Regional SpecificsAfter Indonesia, the most at-risk countries include the Philippines, Japan, Mexico, Ethiopia, Guatemala, Ecuador, Italy, El Salvador and Kenya. Lava and ash deserve the awe they inspire, notes Orskin: they can be incredibly destructive. About 278,000 people have perished due to volcanoes since 1600. What areas have the highest risk for volcanic hazards? The eighteen
In which provinces are most of Virginia’s fossils found?
Regional SpecificsFossils can be found in many geologic provinces in Virginia, including: the Coastal Plain, the Mesozoic Basins, the Valley and Ridge, and the Appalachian Plateaus. Where can I find fossils in Virginia? Favorite places to hunt for fossils are Chippokes Plantation State Park on the James River, Westmoreland State Park on the Potomac River, and
What type of landform is the Appalachian Mountains?
Regional SpecificsThe Appalachian Plateaus form the northwestern-most province of the Appalachian Mountains, stretching from New York southwest to Alabama. They are composed of sedimentary rocks including sandstones, conglomerates, and shales deposited during the late Paleozoic. What landform is Appalachian? The Appalachian Mountains is a system of landmasses comprised of mountains, ridges and valleys, and plateaus. What
How do plants dissolve rock?
Regional SpecificsWhen plants cause mechanical weathering, their roots grow into rocks and crack them.It can also happen in streets or sidewalks. When plants cause chemical weathering, there roots release acid or other chemicals, onto rocks, which then forms cracks, and breaks apart. How are rocks dissolved? When water (e.g. rainwater) mixes with carbon dioxide gas in
Can you see lava on Mount Etna?
Regional SpecificsYes, you can, if you are so lucky to visit Mount Etna during one of the frequent eruptions. When Mt. Etna finishes producing explosions and the lava starts to come out, people accompanied by a certified guide are allowed to get close to the lava. How high are Mount Etna lava fountains? The Voragine crater