Answer the following questions about divergent boundaries, such as the Mid-Atlantic Ridge, and their associated lavas:

a. Divergent boundaries are characterized by outpourings of what type of lava: andesitic, basaltic lava, or rhyolitic?
b. What is the source of these lavas?
c. What causes the source rocks to melt?

Answers

Answer 1

Answer:

a) divergent boundaries are the plates move away from each other. the type of lava is basaltic

b) magma

c) convection current cause the rocks to melt


Related Questions

Explain what a subduction zone is and how it relates to volcanic activity and earthquakes.

Answers

Answer:

At a subduction zone, the oceanic crust usually sinks into the mantle beneath lighter continental crust. Called the "Ring of Fire," these subduction zones are responsible for the world's biggest earthquakes, the most terrible tsunamis, and some of the worst volcanic eruptions.

Explanation:

Answer:

i have the exact answer for this one

make sure you click the image to see it, or else it looks kinda dull

Explanation:

what places or were earthquake do not occur​

Answers

Answer:

Florida and North Dakota are the states with the fewest earthquakes. Antarctica has the least earthquakes of any continent, but small earthquakes can occur anywhere in the World.

Explanation:

Hope this helps

What 5 cities are south of 30N and west of 15 East

Answers

Answer:

The five cities are Brazzaville and the Kinshasa, Luanda, the Libreville, and the Monrovia.

Explanation:

The equator and the prime medirían break up the earth into which hemispheres??

Answers

It is the Western Hemisphere

Answer:

Northern, Southern, Eastern, and Western. The Equator, or line of 0 degrees latitude, divides the Earth into the Northern and Southern hemispheres.

Explanation:

what is Ecosystem? ​

Answers

Answer:

An ecosystem is living and non living organisms in conjunction with each other as a system.

Ecosystem is a biological community of interacting organisms and their physical environment.

Which of the following factors does NOT contribute to Turkey's economy?

Question 1 options:

textiles


hydroelectric power


oil


manufacturing

Answers

Answer:

oil

Explanation:

The turkey is a producer of natural oil and gas but the state-owned TPAO is not sufficient enough to make or contribute to the economy through turkey is a major export of apparel, textile, and manufactured transport equipment. Turkey imports machinery chemicals, semi-finished goods and fuel. The agriculture and manufacturing sector are the most dominant sectors.

Answer:

I took the test its OIL

Explanation:

the sum total of a beliefs and behaviors that a group of people share can be called a

Answers

Answer:

culture

Explanation:

units use to measure temperature

Answers

Explanation:

Hey, there!!

Temperature is defined average kinetic enegry of the molecules contained in the body or substance. The SI unit of temperature is kelvin. We generally measure temperature in:

Fahrenheit (ranges from 32°f to 212° f)Kelvin (ranges from 273° k to 373° k)centrigrade ( ranges from 0°c to 100° c)

Hope it helps...

zeugen and yardang differences​

Answers

Answer:

Yardangs are formed on vertical strata while zeugen on horizontal strata. ... Yardangs are formed on vertical hard/soft layers of rock, while zeugen (this is its plural form) are formed on horizontal bands of hard/soft rocks giving it a more mushroom-like shape. The Great Sphinx of Giza has been sculpted in a yardang

If you were drifting off the coast of South America in the Atlantic Ocean, on which coast would you eventually wash up

Answers

Answer:

On the coast of southwest Africa.

Explanation:

The Atlantic Ocen is the Ocen that divides the continent of Africa, and the continent of Europe form the continent of America (South, Central, and North America). If we drift off from the coast of South America, the continent that is parallel to this one in Africa, and if we look in a map, we can see that is in the southwest coast because the southeast coast of Africa has the Indian Ocean that is between Africa and Oceania.

If we look at the shape of Africa and South America, we can see that they fit one in another. The reason for this is that in the Old World, these continents were together, but then they started to drift apart, and the Atlantic Ocean came between these two continents.

What is solar system​

Answers

A solar system is a group of planets that orbit around a sun (giant burning star) that has enough gravity to keep the planets from crashing into each other, as well as stop them from drifting away

Hope this helped ♥︎

Which is the most widely practiced religion in North America?
O Islam
Judaism
Hinduism
Christianity

Answers

Answer:

Christianity

Explanation:

What is topographic Map? ​

Answers

Answer:

A Topographic maps is used to represent the Earths features.

Explanation:

Topographic maps are a detailed record of a land area, giving geographic positions and elevations for both natural and man made features. They show the shape of the land the mountains, valleys, and plains by means of brown contour lines (above sea level)

Answer:

Topographic maps: Tools for planning

Explanation:

Topographic maps are a detailed record of a land area, giving geographic positions and elevations for both natural and man-made features. They show the shape of the land the mountains, valleys, and plains by means of brown contour lines (lines of equal elevation above sea level).

Hope this helped you

New Faces, New Places: Mastery Test
Select the correct answer.
Which personality trait best fits the description?
Lupe estudia mucho y toma cursos avanzados en matemáticas y literatura.
A.
timida
В.
amable
C
estudiosa​

Answers

Answer: C. estudiosa​

Explanation;

The text mentions that Lupe studies very hard and even takes advanced courses in Math and Literature. The best personality trait to describe him is therefore Estudiosa which means Studious.

A Studious person is one who studies quite a lot in the pursuit of academic excellence. They spend a bulk of their time reading books as well in a bid to gain knowledge. Such people feel comfort when they read.  

The discontinuity separating the crust from the mantle is named as: A.Mohorovicic B.Conrad C.Reppetty D.Gutemberg

Answers

Answer:

A.mohorovic

Explanation:

The Mohorovičić discontinuity (/moʊhəˈroʊvɪtʃɪtʃ/ MOH-hə-ROH-vitch-itch, Croatian: [moxorôʋiːtʃitɕ]),[1] usually referred to as the Moho discontinuity or the Moho, is the boundary between the Earth's crust and the mantle. It is defined by the distinct change in velocity of seismological waves as they pass through changing densities of rock.[2]

The Moho lies almost entirely within the lithosphere.[3] Only beneath mid-ocean ridges does it define the lithosphere–asthenosphere boundary. The Mohorovičić discontinuity is 5 to 10 kilometres (3–6 mi) below the ocean floor, and 20 to 90 kilometres (10–60 mi) beneath typical continental crusts, with an average of 35 kilometres (22 mi).

Named after the pioneering Croatian seismologist Andrija Mohorovičić, the Moho separates both the oceanic crust and continental crust from underlying mantle. The Mohorovičić discontinuity was first identified in 1909 by Mohorovičić, when he observed that seismograms from shallow-focus earthquakes had two sets of P-waves and S-waves, one that followed a direct path near the Earth's surface and the other refracted by a high-velocity medium.[4]

Which situations describe increasing atmospheric stability (choose all that apply): Group of answer choices daytime solar heating of the surface increases surface temperatures cold air from land moves over a warm lake rising surface temperatures on a calm, sunny summer day environmental lapse rate increasing with time a North wind brings in cold air from Canada, lowering surface temperatures Surface air cools while air aloft warms

Answers

Answer:

daytime solar heating of the surface increases surface temperatures.

Explanation:

Atmospheric stability is the condition where the air is generally considered to be stable than earlier due to the certain changes that take place over the period of time which are associated with the weather and climatic variability. As the colder air mass is denser than the warmer and lighter air mass thus reverse in the condition leads to instability.

Arrange the events in the order that they’re likely to occur leading up to the formation of a solar system.
The temperature increases.
The nebula shrinks.
The nebula spins.
A cloud of dust and
gas forms.
The nebula flattens into
a disk.
Nuclear fusion takes place.












Answers

Answer:

1. A cloud of dust and gas forms

2. the nebula flattens into a disk

3. the nebula shrinks

4. the nebula spins

5. nuclear fusion takes place

6. the temperature increases

Answer:The temperature increases.

The nebula shrinks.

The nebula spins.

A cloud of dust and

gas forms.

The nebula flattens into

a disk.

Nuclear fusion takes place.

Explanation:i got it correct on plato

Which type of rock can be either foliated or non-foliated?
A. Metamorphic
B. Sedimentary
C. Igneous

Answers

Answer:

A

Explanation:

metamorphic

Metamorphic rock
Hope it helps ❄️

If the Earth-Sun distance were doubled, the intensity of radiation from the Sun that reaches the Earth's surface would

Answers

Answer:

the Earth-Sun distance were doubled, the intensity of radiation from the Sun that reaches the Earth's surface would If the Earth-Sun distance were doubled, the intensity of radiation from the Sun that reaches the Earth's surface would A. quadruple.N

Answer:

It would drop to 1/4

Because the sun would be farther away from the earth.

Hope this helps! (づ ̄3 ̄)づ╭❤~

what would happen to the earth without natural greenhouse effect​

Answers

Answer:

Without naturally occurring greenhouse gasses the Earth would turn very cold.    

Explanation:

Greenhouse gasses lock in heat so without them all of the heat from the sun would be released into space.

5. How were Earth's core and mantle formed?

Answers

Answer:

God created the earth Genesis chapters 1 - 2

why should be people living in developed countries be as concerned as people living in developing countries about climate change ​

Answers

Answer:

Developed countries have contributed 80% of the global warming as compared to the developing nations.

Explanation:

Climate and global warming are a global phenomenon and affect each and every nation differently, the rise of the surface temperature and rose of the sea levels all around the world impacts the settlements along the coasts. The increase of the greenhouse effects has led to the increase of the oceans becoming a carbon sink.  The impact of climate change is felt in developed nations in the form of heatwaves, extreme weather patterns, and submergence of the coastland lands. Every year billions of dollars are wasted on food and water supplies.  As of 2030 estimated global warming is expected to kill 250,000 people form malnutrition, malaria, diarrhea, and heat stress.

Discuss five
five of component of
a map​

Answers

Answer:

Title, a legend, a grid and a compass

Explanation:

The five components of a maps are a Title, a Legend, a Grid and a compass rose to indicate direction.

Define and differentiate between a food chain and food web with appropriate examples. ​

Answers

Answer:

A food chain only just follow one path as animal find food.

A food web only connected by the plant and animal.

Explanation:

Food chain is that chronological process that show energy of the organism to the other,that energy flow the specific path.

Food chain is the single way to the producers and consumers, animal food travels different around level.

Food chain begins the producer and that eaten by the primary consumer,food chain as the start with a green plant as the producer .

food chain very important the survival of the species,food chain is used in ecological modeling food chain complex network of animals.

Food web is natural inter section representation of ecological community,food web is consumer resource system.

Food web is also limited representation of ecosystem species same predators in a food web.

food web is a complex relation,patterns in the structure of real food web networks,food webs using a network theory.

Food web are the feeding connections in an the ecological community, food web is the collection of network and cycle.

A comet's tail results from the increased speed that a comet attains as it nears the Sun, leaving some particles behind because of the acceleration of the main mass of the comet.
a. true
b. false

Answers

It’s true. Because it breaks down as it enters our atmosphere.

Comets, which are made up of frozen gases, rock, and dust, orbit the Sun like cosmic snowballs. When a comet gets close enough to the Sun, it heats up and spews dust and gases into a giant flaming head the size of most planets.

So, the statement is True.

When comets approach the Sun:

Some of the ice melts and boils away, along with dust particles, as the comet approaches the Sun.

When these particles and gases build a cloud around the nucleus, a coma develops.

The dust and gases create a long tail that extends millions of kilometers from the Sun.

There are billions of comets orbiting our Sun in the Kuiper Belt and even further beyond the Oort Cloud.

For more information about comets refer to the link:

https://brainly.com/question/21739673

What would be the most likely result of the development of a new subdivision in a remote area with no utility services provided by the county or nearby cities?

Answers

Answer:

The development of a new subdivision in a remote area would lead to the creation of a poor area, without development possibilities, especially since there are no utility services.

The granite dome in Twain Harte was damaged by the growth of ______________ joints, likely due to ________________.

Answers

Answer:

The granite dome in Twain Harte was damaged by the growth of exfoliation joints, likely due to thermal expansion.

Which of the following is a major agricultural export of East Africa?

Question 2 options:

corn


cocoa


coffee


sugar cane

Answers

Coffee

coffee is the major agriculture export of east africa

Answer:

coffee

Explanation:

A scientist determines that "Crystal Volcano" is 5,000 years old. What can that scientist assume about the ages of three other nearby volcanoes

Answers

Answer:

The answer to the question is as follows.

Explanation:

Two major decisions can be taken by examining volcanic stones.

Because the volcanoes were formed by subsidence, they would probably be around the same age. When a hot spot has produced the volcanic activity, the age groups of all the other volcanoes depend on the situation of the Crystal Volcano in the chain.

Bioplastics made from corn grown using industrialized agricultural methods would have a smaller ecological footprint that bioplastics made from native prairie switchgrass.
A. True
B. False

Answers

Answer:

A this is true

Explanation:

i had to answer this question and i got it right

Bioplastics made from corn grown using industrialized agricultural methods would have a smaller ecological footprint that bioplastics made from native prairie switchgrass.

Thus, the correct option A.

What are Bioplastics?

Plastics made from renewable biomass sources, such as plant fats and oils, maize starch, straw, woodchips, sawdust, and recovered food waste, are known as bioplastics.

Some bioplastics are made by processing polysaccharides (such as starch, cellulose, chitosan, and alginate) and proteins (such as soy protein, gluten, and gelatin) directly from natural biopolymers.

Other bioplastics are made chemically from sugar derivatives (such as lactic acid) and lipids (such as oils and fats) from either plants or animals, or biologically by fermentation of sugars or lipids.

Contrarily, conventional plastics like fossil-fuel plastics, often known as petro-based polymers, are made from natural gas or petroleum.

Bioplastics have the advantage of not requiring fossil fuel as a raw material, which is a limited and unevenly distributed resource with political and environmental implications.

Learn more about Bioplastics, here

https://brainly.com/question/17285813

#SPJ5

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