Define positive feedback loop

Answers

Answer 1

Answer: A positive feedback loop occurs in nature when the product of a reaction leads to an increase in that reaction. If we look at a system in homeostasis, a positive feedback loop moves a system further away from the target of equilibrium.

Answer 2

Answer:

Positive feedback loops enhance or amplify changes; this tends to move a system away from its equilibrium state and make it more unstable. Negative feedbacks tend to dampen or buffer changes; this tends to hold a system to some equilibrium state making it more stable.

hope this helps you :)


Related Questions

In 1950, in developed countries, which age category had the greatest number of females ?

Answers

It’ll be 45-49 in 1950

Why do areas near the tropics like the Gulf of Mexico and the Caribbean sea receive lots of hurricanes each year?

Answers

Answer:

Hurricanes form both in the Atlantic basin, to the east of the continental U.S., and in the Northeast Pacific basin, to the west of the U.S. The hurricanes in the Northeast Pacific almost never hit the U.S., however, whereas the ones in the Atlantic basin strike the U.S. mainland just less than twice a year on average.

There are two main reasons for this disparity. The first is that hurricanes in the northern hemisphere form at tropical and subtropical latitudes and then tend to move toward the west-northwest. In the Atlantic, such a motion often brings the hurricane into the vicinity of the East Coast of the U.S. In the Northeast Pacific, the same west-northwest track carries hurricanes farther offshore, well away from the U.S. West Coast.

Is nuclear power likely to increase in the future and if so why? (answer clearly please)

Answers

The use of nuclear power will likely increase in the future as we move away from the use of fossil fuels. We are trying to use more sustainable energy like solar, wind etc but nuclear power provides a lot of more energy than these sustainable methods. However, the waste is extremely toxic towards the environment and the work is extremely dangerous. while it will be used more in the future, solar and wind power will most likely become commonly used sources for power.

Hope that helps :))

haven't been here on Earth for a while,you know that every year is made up of four seasons.What causes the changes in seasons?
A-The rotation of the sun
B-The tilt of the Earth on its axis
C-The heating cooling of the sun
D-The rotation of the Earth on its axis

Answers

Answer: The Short Answer:

Earth's tilted axis causes the seasons. Throughout the year, different parts of Earth receive the Sun's most direct rays. So, when the North Pole tilts toward the Sun, it's summer in the Northern Hemisphere. And when the South Pole tilts toward the Sun, it's winter in the Northern Hemisphere.

Divide the GDP by population to find the GDP per capita. What is the GDP
per capita for this country: United States GDP: $21.41 Trillion Population:
327 Million

Answers

Answer: $65474

Explanation:

United States GDP = $21.41 Trillion United States Population = 327 Million

GDP per capita = GDP / population

= $21.41 trillion / 327 million

= $21,410,000,000,000 / 327,000,000

= $65474

Therefore, the GDP Per capita will be $65474.

Where did the Aztec Empire develop?

Answers

Answer: Their arrival came just after, or perhaps helped bring about, the fall of the previously dominant Mesoamerican civilization, the Toltecs.

Answer:

Mesoamerica

Explanation:

.

Population Pyramids
Describe the shape of a
population pyramid for a
HIC.
Describe the shape of a
population pyramid for a
LIC. ​

Answers

Answer:Answer:population pyramid is a kind of course I am a student at the class today because just for the grudge match review of course

Both Brazil and Papua New Guinea are located between the equator and the Tropic of Capricorn creating similar biomes in both regions. Which modification of the physical environment has concerned environmental advocates in both regions? A.) Deforestation B.) Overgrazing C.) Mining D.) Desertification. Please help me if you get this right I will mark you brainliest.

Answers

Answer:

A] deforestation

Explanation:

Papua new guinea - illegal logging\deforestation

Brazil- deforestation

Deforestation modification of the physical environment has concerned environmental advocates in both regions.

Desertification is known as a way of land destruction or degredation in arid, semi-arid and sub-humid areas due to various factors including climatic variations and human activities.

Deforestation is on the high side in climate change effects in the Brazilian Cerrado savanna biome, as it makes it hotter and drier.

A huge case of most countries have is the fact that there are large area of land that are going through desertification

Learn more from

https://brainly.com/question/19331107


3. If the length of a diagonal of a cube is 12√3 cm, find its surface area and volume​

Answers

Diagonal = s root 3 where s= side
Therefore side = 12cm
Surface Area = 6s^2 = 6(12)^2 = 6(144) = 864 cm^2
Volume = s^3 = 12^3 = 1728 cm^3

Answer:

Diagonal=s root 3 where s=side

therefore side=12 cm

surface area=6s²

=6(12)²

=6(144)

=864 cm²

volume=

=12³

= 1728 cm³

is australia a country or a continent
(a)both
(b)country
(c) continent ​

Answers

Answer:

a

Explanation:

not really sure how to explain this

Answer:

a) both

Explanation:

Australia is a country but also a continent

What is the difference between a waxing gibbous moon and a waning crescent moon?

Answers

they are different moon phases
Crescent moon:


The Moon does not emit its own light, shining instead by reflecting sunlight. The waning (shrinking) crescent Moon rises after midnight, transits the meridian after sunrise and sets after noon. ... The waning crescent phase repeats every 29.531 days – one synodic month.


Waxing gibbous moon:

The waxing (growing) gibbous Moon rises after noon, transits the meridian after sunset and sets after midnight. The waxing gibbous phase repeats every 29.531 days – one synodic month. The Moon's motion around the Earth, with the Sun illuminating only one side of the Earth and Moon.

To determine a change of elevation on a topographic map what type of math would you use?

-subtraction
-addition
-division

Answers

Answer:

-subtraction

Explanation:

Elevation is the altitude of a place above a reference frame.

To find the difference between the elevation between two or places on a map, we perform a subtraction operation.

The differences in elevation is the subtraction of the two elevation values from one another.

For example if point A on a map is at 60m above sea level and point B is at 100m, the change in elevation is;

Change in elevation  = Elevation of B - Elevation of A = 100m  - 60m  = 40m

Which department protects public lands?

Answers

Which department protects public lands?

The National Wildlife Federation pushes the Department of the Interior and other federal administrative agencies to implement conservation friendly policies.

Explanation:

For example through influencing the America's Great Outdoors initiative.

Which statement is true? Connections between nations of the world have increased in recent history. Political boundaries seldom change. Culture has little significance in world conflict. The dissolution of the USSR had no impact on other nations.

Answers

Answer:

4-c-connections between nations of the world have increased in recent history

Explanation:

Answer:

Connections between nations of the world have increased in recent history.

Explanation:

when was the constitution of Nepal promulgated​

Answers

Answer:

16 December 1962

Answer:

2007 democracy movement in Nepal, Interim Constitution was promulgated in 2007. This constitution was promulgated on 15 January 2007. It consisted of 25 parts, 167 articles and 4 schedules.

Explanation:

Which geographical line effects climate?
Longitude
Latitude

Answers

i think it’s latitude
Latitude. There is a relashonship between latitude and temperature around the world as temperatures are typically warmer approaching the equator and cooler approaching the poles

Caves are erosional features, although depositional features form within them. Flowing and dripping water leave behind calcium carbonate, which is the precipitate of limestone dissolution. This precipitate in turn creates a form of limestone called travertine that is often white or cream-colored. Where and how these precipitates are deposited depends on how the water is dripping or flowing at a given location within the cave. Geologists have identified common formations within caverns, which are:

Answers

Answer:

Column, stalagmite, stalactite.

Explanation:

The caves and limestone topography depict the karst landscapes that are originated due to the deposition and erosion features firmed by the limestone rocks. The common features that can be found inside these caves are cave pillars, stalactites and stalagmite, limestone curtains, sinkholes, and shallow holes, etc can be found.

The appearance of hot spots and volcanoes at Earth's surface is evidence of

Answers

Answer:

Mantel-plumes.

Explanation:

Hope this helps :)

How does the size and shape of a rock influence its likelihood of being weathered? What is the general rule about surface are that can be applied to weathering?

Answers

Answer:

The chemical and physical properties of the rock influences the rate of weathering. This lead to change in its firm and size.

Explanation:

The weather and erosion both gave a dramatic impact on the composition of the earth's atmosphere. The impacts of chemical weathering reduce the impacts of carbon dioxide from the air. Running water contributes to erosion and weathering by loosing and removing the particles by abrading the rocks through the freezing and thawing.

A poststructuralist geographer would be interested in studying the data presented on this map for all of the following
reasons EXCEPT
O to understand the distribution of women's interests across space.
O. to analyze the distinctive spatial patterns by gender that are constructed by others.
to understand how women are dominated in space.
to determine how experiences of women differ from those of men around the world.
to compare the experiences of women in the developing and developed worlds.

Answers

Answer:

A

Explanation:

Edge2020

plzzz help I willl give you brainlest!!!

Answers

Answer:

4. 13.8 billion years ago

Explanation:

What the difference between ‘Oil sands’ and ‘tar sands’?

Answers

Answer: Hi there,

Tar Sands: Used more commonly than oil sands. It helps workers make manmade roads. This was introduced around the 1800s. Although it is quite similar to Oil Sands. The U.S uses this method to create roads instead of oil sands. They are mixed the same way as oil sands but these can produce gasoline.

Oil Sands: Seems more accurate than tar, they are mixed with water, clay, and sand. It forms bitumen which is created by the following items I mentioned which make the oil sands very dense because of what else they put in there (petroleum). It is very thick compared to tar sands. They are most important in the Candian economy.  

Hope this helped :)

How was the rise of Fascism in Germany and Italy different?

Answers

Answer:

Though both ideologies denied the significance of the individual, Italian fascism saw the individual as subservient to the state whereas Nazism saw the individual as well as the state as ultimately subservient to the race. However, subservience to the Nazi state was also a requirement on the population.

Explanation:

hope that solves it please correct me if im wrong

what is your favorite state

Answers

Answer:

new jersery

Explanation:

that where I am right now so.... yeah

Answer: London England. I can only say that!! It has the coolest and tallest thing with a clock! XD

What are some examples of the cooperation and the conflict that have shaped Eastern Europe?

Answers

Answer:

Britain’s referendum on the EU marks another step in the country’s long and troubled history with its European neighbours. Divorce or not, Europe will continue to have a huge influence over British politics and society – history has a few lessons for us here.

Europe made the UK. The emergence first of England as a nation state was the product of European pressures – to defend itself against Viking raids. So was the formation of the United Kingdom, which rallied England and Scotland against the France of Louis XIV.

Moreover, Europe has almost always been more important to us than the rest of the world. The 18th century statesman and philosopher Edmund Burke, for example, spoke of a “Commonwealth of Europe”, long before the British Commonwealth of Nations was even thought of.

The nature of the European challenge varied greatly over time. It was always strategic. In the Middle Ages the main enemy was France. In the 16th century and early 17th centuries it was Spain. From the late 17th to the early 19th century it was France again; in the mid to late 19th century it was Tsarist Russia. Then, in the early and mid-20th century it was first the Kaiser and then Hitler’s Germany; and then Russia again – with a brief interruption after the fall of the Berlin Wall – from the end of World War II to the present day.

which is the highest peak in the world? And what is its height?​

Answers

Mount Everest is the highest peak in the world. Its height is 29,032 feet.

Answer:

Mount Everest is Earth´s highest peak, reaching 29,032 feet in height.



What is meant by Green Revolution?

Answers

Answer:

It is the set of research technology transfer initiatives occurring between 1950 and the late 1960s, that increased agricultural production worldwide

Definition: a large increase in crop production in developing countries achieved by the use of fertilizers, pesticides, and high-yield crop varieties.

Basically just a developing agricultural environment that is helping put out more content for the community using high-end crop tools.

Which area of geographical study involves examining different populations in the world, including their distribution and trade patterns?
A. physical geography
B. human geography
C. climate and weather
D. resources and land use

Answers

b) human geography :)))
B) hope this helps! :)

are the numbers shown in the map at the right the latitude or the longitude numbers??

Answers

Answer:

longitude

Explanation:

my teacher taught me the latttude us like a ladder and goes up

Which country was divided post WWII, but reunited in 1990 , has one of the strongest economies in the European Union and accepted Guest Workers from Turkey?

Answers

Answer:

Germany

Explanation:

Germany was reunited in 1990, following the decline and fall of the SED as the ruling party of the GDR.

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