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Andrew [12]
3 years ago
13

Conceptos de definicion de la teoria de einstein???

Biology
1 answer:
exis [7]3 years ago
6 0

Answer:

En síntesis, la teoría de la relatividad general explica que la curvatura del espacio-tiempo está determinada por la cantidad y tipo de energía que esté encerrada en el espacio-tiempo. A su vez, la curvatura del espacio-tiempo afecta a la manera en la que la energía fluye en el espacio.

Explanation:

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Which of the following might explain the lack of cloud formation? Choose one or more:
makvit [3.9K]

Answer:

The following might explain the lack of cloud formation

  • The air package never reaches its dew point.
  • There are too few aerosols present in the air package.

<u>Explanation</u>:

For the formation of the cloud the air in the higher position should have much colder than that of the surface. The vapours travels till it reaches the point where it has lower temperature as well as the pressure so that the water will condense into the droplets which will result in the formation of the cloud. When those vapours condenses to the liquid or to the solid it will release some of it energy to the air. For the formation of the cloud three things are mandatory and they are moisture, cooling air and the condensation nuclei. Also, for the formation of clouds, suspended particles like aerosols are required for the water to condense. As there are few aerosols, water doesn't get to condense.

6 0
3 years ago
A 23-year-old roofer has fallen 20 feet from the roof of a house into shrubs below. aside from superficial abrasions and complai
olga55 [171]
In the above case, as a knowledgeable EMT, my best response would be TO CONVINCE THE PERSON TO GET EXAMINED AS FALLING FROM SUCH A HEIGHT MIGHT INJURE THE INTERNAL ORGANS. EXAMINATION OF THE INTERNAL ORGANS WOULD GIVE DETAILED STRUCTURE AND STATUS OF THE OVERALL BODY PARTS. 
3 0
3 years ago
What are some physical and chemical characteristics of a eutrophic lake?
Anna35 [415]
Physical- Color of water O - almost transparent -E- Slightly colored due to high concentration of Plankton.
Light penetration in O- Substantial -in E- quite lesser that of O.
Electric conductivity - less in O - Higher in E.
Chemical
Do2 in O Lesser than E During Daytime, O less Acidic then E During night time.
Hardnesws in E more than O.
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8 0
4 years ago
3. List two behavioral adaptations that Darwin observed<br><br> PLZ HELP FAST
antoniya [11.8K]
Observations

The first observation is overproduction. This means all species produce more offspring than will survive to become adults. Think of all the thousands of fish eggs produced each year. This means populations of species should be getting larger all the time, but they aren't, because there are mechanisms in place to curb population explosions, such as competition for food, predation, and disease. From this, Darwin was able to make a deduction: there is a struggle for existence. Many of those fish eggs are food for predators, who would not survive without them.

Darwin's second observation was variation. This means members of the same species show variation in characteristics. For example, zebras show variation in pattern and color of their stripes. Goldfish have gold scales, orange scales, or brown scales, or a mixture of all three.

Variation applies to all traits, even those essential for the survival of the individual organism. An eagle depends on excellent eyesight to locate prey, but it can still be born shortsighted. This means that variations are random and are not specific to any favorable adaptation.

The next observation, selection , means organisms that survive are more likely to reproduce and pass on favorable adaptations to their offspring than those with unfavorable adaptations. For example, height is an inheritable characteristic, and for the giraffe, having long necks (which added to their height) was reproductively advantageous. The taller giraffes were able to reach leaves in tall trees, which kept them alive longer, and able to reproduce, making them more reproductively fit than shorter giraffes who couldn't reach those leaves and died without reproducing.

The last observation Darwin made wasadaptation . This means that some traits are passed on to new generations and become common within the population, like the long neck of the giraffe. This doesn't happen overnight, it takes time for these traits to spread throughout a population.

So, what does this mean for natural selection and genetic diversity? Let's find out.

7 0
4 years ago
Why is soil important?
balandron [24]

Answer:

1- Soil filters our water, provides essential nutrients to our forests and crops, and helps regulate the Earth's temperature as well as many of the important greenhouse gases.

2- Soil erosion is the displacement of the upper layer of soil; it is a form of soil degradation. This natural process is caused by the dynamic activity of erosive agents, that is, water, ice, snow, air, plants, animals, and humans.

3- Humans affect erosion rates in a number of ways across the globe. ... Human activities such as repeatedly walking or biking the same trails or areas can also contribute to erosion slowly over time. Forest fires also contribute to soil erosion, as vegetation previously holding the soil in place is often destroyed

4 - The effects of soil erosion go beyond the loss of fertile land. It has led to increased pollution and sedimentation in streams and rivers, clogging these waterways and causing declines in fish and other species. And degraded lands are also often less able to hold onto water, which can worsen flooding.

5 - You can reduce soil erosion by:

Maintaining a healthy, perennial plant cover.

Mulching.

Planting a cover crop – such as winter rye in vegetable gardens. ...

Placing crushed stone, wood chips, and other similar materials in heavily used areas where vegetation is hard to establish and maintain.

Explanation:

7 0
3 years ago
Read 2 more answers
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