Why is there more land mass in the northern hemisphere?
GeologyThe Northern hemisphere has 68% of the Earth’s land by area.. The Southern hemisphere has 32% of the Earth’s land by area. So about twice as much. The reason is the shape and movement of Earth’s tectonic plates has currently moved more of the original Pangea into the North. Does the Northern Hemisphere have more
What era means ancient life?
Geologythe Paleozoic EraPaleozoic Era, which means “ancient life.” Fossils from the Paleozoic Era include animals and plants that are entirely extinct (e.g., trilobites) or are rare (e.g., brachiopods) in the modern world. What is the era of ancient life? Archeo- means ancient, and protero- means before, or former. The Cryptozoic is also called the Precambrian.
What rock is the soft rock at High Force waterfall?
GeologyCarboniferous LimestoneCarboniferous Limestone, a softer rock which is more easily worn away by the waterfall. Which is the hard resistant rock that the High Force waterfall is made from? An example of a waterfall is High Force on the River Tees. At 22 metres it is the tallest waterfall in England. The River Tees tumbles
What is the definition of subduction in science?
GeologySubduction occurs when an oceanic plate runs into a continental plate and slides beneath it. What is a subduction simple definition? Definition of subduction : the action or process in plate tectonics of the edge of one crustal plate descending below the edge of another. What is subducted in science? Subduction is a geological process
What are the main products of weathering of igneous rocks?
GeologyWhat are all the products of weathering? Common Mineral Typical Weathering Products Quartz Quartz as sand grains Feldspar Clay minerals plus potassium, sodium, and calcium in solution Biotite and amphibole Chlorite plus iron and magnesium in solution Pyroxene and olivine Serpentine plus iron and magnesium in solution What are the four major products of weathering?
Can you still see lava in Hawaii?
GeologyLava Questions and Answers Q: Can you see lava in Hawaii right now? Yes! The currently ongoing eruption is contained within the Halemaʻumaʻu crater. Check out our often updated viewing tips for how to best see the lava. Where can you see lava in Hawaii 2020? Locating the Lava Flows Hawaii Volcanoes National Park is
What is the most important topographic feature of the ocean floor?
GeologyAbyssal plains Continuing your journey across the ocean basin, you would descend the steep continental slope to the abyssal plain. At depths of over 10,000 feet and covering 70% of the ocean floor, abyssal plains are the largest habitat on earth. What is the main feature of the ocean floor? Features of the ocean floor
How long have volcanoes existed?
GeologySo to answer your original question, volcanoes have been erupting on Earth for at least the last 4 billion years and were undoubtedly more active in the distant past than they are today. During historic times, not a year has gone by without a volcanic eruption somewhere on Earth. When did volcanoes first appear? On
Are ice quakes dangerous?
GeologyNot like an earthquake Flisfeder said while the quakes cause popping sounds that can startle many, they aren’t dangerous. Those fissures aren’t typically strong enough to shake foundations of homes, he said. Can you feel a frost quake? Sometimes in the winter, you might hear a loud boom or feel the ground shake. What causes
What is the pH of pumice?
GeologypH neutralpH neutral. —pumice does not attract or host fungi, nematodes, or insects. —pumice makes an excellent component to composts, mitigating volatilization during composting and then contributing in-soil. These advantages can be realized with as little as a 10% addition of pumice to the soil or growing medium. Does pumice increase PH? It has spongy