Describe Continents on the Move​

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Answer 1
Answer:

Today, we know that the continents rest on massive slabs of rock called tectonic plates. The plates are always moving and interacting in a process called plate tectonics. The continents are still moving today. ... As the seafloor grows wider, the continents on opposite sides of the ridge move away from each other.


Related Questions

The Clean Water Act would not regulate which of the following scenarios? (3 points)A tanker that has run aground leaks petroleum into a bay.An algal bloom appears in a pond surrounded by crop fields.Rusting pipes in an apartment contaminate tap water with copper.Effluent from a factory raises the water temperature in a river by 2°C.Sediment disturbed by swimmers in a lake makes the water increasingly turbid.
The seismic waves that travel along Earth’s surface and produce the most severe ground movements are called ____________________.
Minerals from several closely related species make up a
In Hinduism,awareness.Lis used as a method to help people gain spiritualA. yogaB. dharmaC. mokshaD. karma
The angular diameter of an object cannot be measured in which of the following?A. degrees B. light-years C. arcminutes D. arcseconds

The text makes frequent use of ________, which are charts showing average monthly temperatures and precipitation amounts.1. isohyets
2. weather graphs
3. climographs
4. barographs
5. rain graphs

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Answer:

3. climographs

Explanation:

  • The climograph is a graphical representation of the climatic features such as the rainfall pattern and the temperature and the amount of the data is used for comparison of the yearly and monthly basis and has two or more variables are used to depict the differences.
  • Useful to understand the world climatic patterns of different regions in the world. They have wide application s are used in the military and time of the natural events.  
  • By showing temperature, pressure and the rainfall and cloud and the humidity pattern found in a particular place they are a valuable tool if info for the modern-day weather.

Question 4 1 pts Which of the following is correct about subduction zones (areas where subduction is happening)? (Check all that apply.) Subduction zones are areas of frequent earthquakes. Subduction zones occur at ocean trenches. Lines of volcanoes called volcanic arcs form near subduction zones. The sea floor spreads at subduction zones.

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Answer:

Option (1), (2) and (3)

Explanation:

The subduction zones are created when a denser oceanic plate subducts under a lighter continental or oceanic plate. It forms at the convergent plate boundary. The point above this subduction zone where the depression forms is known as the oceanic trenches. This trenches extends up to a great depth. The subducting plates undergoes partial melting as a result of which the plate melts and the magma rises up towards the over-riding plate forming volcanoes or chain of volcano. This type of plate boundary generates deep focus earthquakes.  

Thus, the correct answer are option (1), (2) and (3).

Final answer:

Subduction zones are regions where tectonic plates converge, often resulting in seismic activity, or earthquakes. They are typically located at ocean trenches and are frequently associated with volcanic arcs. Seafloor spreading, however, happens at mid-ocean ridges, not subduction zones.

Explanation:

Subduction zones are areas where one tectonic plate moves under another and sinks into the mantle as the plates converge. Three key characteristics typically define these zones. First, subduction zones are indeed areas of frequent earthquakes as the movement of the plates can cause significant seismic activity. Second, they occur at ocean trenches, which are the deepest parts of the ocean floor. Third, lines of volcanoes, known as volcanic arcs, often form near subduction zones as the subducted plate melts and forms magma, which can rise to the surface and create a volcano. However, the seafloor does not spread at subduction zones; this occurs at divergent boundaries, such as mid-ocean ridges.

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Sustainability , why should we as humans care . what is sustainabilities impact on human race

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Answer:

Sustainability

Explanation:

It is the balance that exists constantly in the environment, referring to the capacity of the biosphere to co-exist with human civilization. It can also be defined as socio-economic progress. As the three dimensions of Sustainability are Environment, Economy, and Society so, as humans if we don't take care of our environment's sustainability the third dimension will collapse and shrink as a result the fundamental pillar of equitability and bearability will be destroyed. The quality of life and the carrying capacity of the planet will be decreased. Although the environment has an auto-renewable type mechanism still the human race needs to keep track of their activities.

True or false : secondary sources are never reliable

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Answer:

TRUE

Explanation:

The electronegative oxygen that is central to a water molecule is __________ bound to two hydrogen atoms. These hydrogens are 'bent' to form a 105° angle because _________

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Answer:

  • Each molecule or compound is made up of more then one number of elements inside it, as there are different level of electronic configuration and the whole level of properties is much more different for all the elements which are involved in the bond formation. While, the elements are much smaller then any normal being can imagine it is still attributed with certain geometrical properties to the unique compounds that are more vital to the survival of living beings on this planet.
  • As, for the H₂O the single oxygen,O₂ atom is bonded with two hydrogen,H atoms. And to study the structure of the H₂O we might require some basic knowledge about the electronic configuration of the different elements, and for that reason we know that hydrogen has single electron in its outer most shell that is used during the bond formation of the elements with the single oxygen,O₂ atom having 8 electrons in its outer most shell. out of the 8 electrons only 4 electrons are there to take part in the formation of bonds of the element with other atoms.
  • While, the water molecule experience a different experience when it comes to the distribution of charge all over its structure, making it more polarized in nature. Just because there are two hydrogen,H atoms for the formation of bond with a single oxygen,O₂ atom there are two single bonds formed( which are covalent in nature). Now, there are excess of electrons present on the oxygen molecules that attracts the electron pair formed with the hydrogen to such an extent that the structure of H₂O is seemed to be a "V" shaped as a whole when observed and has the geometric angle of 105 degree in total.
  • The presence of lone pair electrons on oxygen or we can say presence of extra pair of electrons which are not involved in the bonding process are held responsible for the "V" shape structure of the water,H₂O molecules and the bond formed are the single covalent bonds between the hydrogen,H and oxygen,O₂ molecule.

What is a coral reef ecosystem?; What role do corals play in marine ecosystems?

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Coral polyp colonies, often known as coral reefs, number in the hundreds to thousands. These sessile (fixed in one spot permanently) marine invertebrate creatures have strong calcium carbonate exoskeletons.

What role do corals play in marine ecosystems?

Coral reefs offer chances for recreation, serve as a barrier against erosion and storm damage, and support local economies. They are also a source of fresh medications and food. More than 500 million people rely on reefs for safety, income, and food.

What is the coral reef ecosystem made of?

Thin calcium carbonate layers make up a coral reef.

Over a skeleton made of calcium carbonate, coral polyps create a living carpet. The corals most in charge of creating the groundwork for and erecting reef structures are known as stony corals (or scleractinians).

How are coral reefs formed ?

When free-swimming coral larvae cling to submerged rocks or other hard surfaces along the margins of islands or continents, coral reefs are first formed. Reefs develop one of three main structural types as the corals swell and grow: fringing, barrier, or atoll.

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