Posted on October 3, 2022
To what extent has the Earth’s surface been geologically mapped?
Earth ScienceAsked by: Twanya Mason What is meant by geological mapping? Definition of geological map A geological map is the representation, about a topographic map, of the different types of rocks that outcrop in the terrestrial area and the types of contacts among them. For distinguishing the rocks colors are used. How do you map an
Posted on October 3, 2022
Can paleomagnetic techniques determine the exact direction of Earth’s magnetic poles in the past, not just their polarity?
Earth ScienceAsked by: Twanya Mason What has paleomagnetic data been used for? This record is preserved by many rocks from the time of their formation. The paleomagnetic data have played an instrumental role in deciphering the history of our planet including a decisive evidence for continental drift and global plate tectonics. What does paleomagnetic measure? Paleomagnetism
Posted on October 3, 2022
Why is seawater saline?
Earth ScienceAsked by: Becca Brown Ocean salt primarily comes from rocks on land and openings in the seafloor. Salt in the ocean comes from two sources: runoff from the land and openings in the seafloor. Rocks on land are the major source of salts dissolved in seawater. Is sea water saline water? Sea water is composed
Posted on October 3, 2022
Stability correction factor in the Wavewatch III wave model
Earth ScienceAsked by: Becca Brown What is Wavewatch III? The wave model chosen as part of developing this modeling system is the WAVEWATCH III wave model. WAVEWATCH III (https://github.com/noaa-emc/ww3) is a community wave modeling framework that includes the latest scientific advancements in the field of wind-wave modeling and dynamics. How do you cite Wavewatch 3? October
Posted on October 3, 2022
Strange circular structures found on a photo from Mars rover Curiosity at Dingo Gap
Earth ScienceAsked by: Saul Ruiz Is the Curiosity rover still working? On , a detailed overview of accomplishments by the Curiosity rover for the last ten years was reported. The rover is still operational, and as of , Curiosity has been active on Mars for 3608 sols (3707 total days; 10 years, 55 days) since its
Posted on October 3, 2022
Classification of oil shale
Earth ScienceAsked by: Evelyn Partridge Classifying Oil Shales by Mineral ContentOil shales are classified in three main types based on their mineral content: carbonate-rich shale, siliceous shale, and cannel shale. Carbonate-rich shale deposits have high amounts of carbonate minerals. What is the classification of shale rock? shale, any of a group of fine-grained, laminated sedimentary rocks