Which eon or era does this take place? Coal deposits in Kentucky and West Virginia and Eastern US were formed during the: _________.

Q: Which of these coastal structures is installed specifically to prevent coastal erosion?A. seawall B....

A: The coastal structures are the artificial or human-made structures in the coastal areas which preven...

Q: What are three steps that governments and private interests could take to protect the world’s remain...

A: The system of organisms which live underwater or the ecosystem which is situated under the water and...

Q: What steps would you suggest that countries across the planet should take to eliminate plastic pollu...

A: When the extraction of the petroleum resources is done, a product plastic along with it is extracted...

Q: You see two neighboring regions on a planet. One has many impact craters, and the other is character...

A: Craters are roughly bowl-shaped depression on the surface of planets, satellites, or any other celes...

Q: A positive excursion in d18O of benthic foraminifera can be an indirect indicator of:       ...

A: Oxygen isotopic composition of benthic foraminifera is used as a proxy to understand environmental i...

Q: You have 5 acres of land that you plan to use for generating electricity. You can either use the lan...

A: The solar output energy can be calculated by using the following equation, P=AηCI Here, A is the are...

Q: New crust is constantly being created at divergent boundaries and older crust is constantly being de...

A: The plate tectonic boundaries or plate boundaries are the boundaries where tectonic activities are t...

Q: Mechanism of Ozone Destruction Ozone decomposes thermally to oxygen in the following reaction:2 O3(g...

A: Ozone depletion has become a serious issue to the earth because near Antarctica its length has incre...

Q: Historical geology takes into account___________  changes such as continental drift, mountain-buildi...

A:   Historical geology applies the principles and techniques of geology to reconstruct and understand ...

Q: The Cretaceous–Paleogene (K–Pg) extinction was one of the largest mass extinctions in Earth’s histor...

A:   The Cretaceous–Paleogene (K–Pg) boundary layer contained unusually high levels of iridium, an elem...

Q: past; therefore, the current increase in CO2 levels is merely due to another natural (non- anthropog...

A: The carbon dioxide is the essential gas for life on the earth as it traps the long-wave radiations g...

Q: If you were given the authority to describe how to spend limited resources for disasters, for which ...

A: Disaster Management Disaster management is the organization and management of the resources and resp...

Q: Black Holes - The supermassive black hole imaged by the Event Horizon Telescope (EHT) is one of the ...

A: The points in the space that are very dense and forms deep sinks for gravity are called black holes....

Q: how would you go about finding and identifying cosmogenous sediment?

A:   Cosmogenous sediments are of extraterrestrial origin i.e. they have come from outer space. These s...

Q: What major factor determines the future of the universe? Why?

A: The total amount of matter, or mean density contained within the universe is the major factor that d...

Q: Living organisms and soil relationships...

A: Soil aggregation is a process in which combined action of cohesion and fragmentation process occurs....

Q: Acid deposition results from burning fossil fuels that release ___________ that react in the atmosph...

A: Acid rain occurs when some harmful gases react with water vapor. Acid rainaffects the monuments like...

Q: help

A:   Assuming colored circles represent elements. Also, different colors represent different elements. ...

Q: How is phosphorus used commercially?  What happens to most of that phosphorus?  Why is this a concer...

A: Phosphorus is a colorless, waxy, soft, and semi-transparent element that glows when placed in the da...

Q: As you approach a 10 solar mass black hole, you and your spacecraft are torn apart.  And you die.  W...

A: Black Hole Black hole is a place in space where gravitational force is so strong that no object even...

Q: A hurricane in the northern hemisphere spins counter-clockwise as seen from above. Provide the direc...

A: Hurricanes are high low pressure systems. Winds flow toward the centre of low-pressure system. In th...

Q: Arrange the following adaptations in order from those that evolved first to those that evolved most ...

A: The first organism that came into the earth was cyanobacteria. It came around 4.1 billion years ago....

Q: An increase in the amount of particulatematter (dust and smoke) in the atmosphere mayresult in coole...

A: The particulate matter, also known as aerosol particles, is the small particles suspended in the air...