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Molodets [167]
3 years ago
7

The Mercalli intensity scale tends to be very subjective and thus is generally only used for historical earthquakes that were ne

ar people but were not recorded by seismometers. Why might the Mercalli scale be subjective?
a) It relies on testimony from people.
b) It does not take into account distance.
c) It can only be used for large earthquakes.
d) It cannot be used in heavily populated areas.
Geography
1 answer:
sleet_krkn [62]3 years ago
4 0

Answer:

The correct answer is: a) it relies on testimony from people.

Explanation:

The Mercalli intensity scale, unlike the Richter scale, does not directly measure the energy of an earthquake. Rather, it takes into account the damage and effects that the earthquake caused. When there is little damage, it relies on the testimony of people who felt the earthquake, which may vary and is ultimately subjective to people's perception.

The Mercalli Intensity Scale ranges from "Not felt" to "Catastrophic" going through 12 scale intensities.

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Pavlova-9 [17]

Answer:

  • 1. have a flattened disk of stars  ---     spiral galaxies.
  • 2. are rare in central regions of galaxy clusters    ---   spiral galaxies.
  • 3. contain many bright, hot stars    ---  Spiral galaxies.
  • 4. are more reddish in color   ---     Elliptical galaxies.
  • 5. contain primarily old, low-mass stars    ---  Elliptical galaxies.
  • 6. contain abundant clouds of cool gas and dust    ---  Spiral galaxies.
  • 7. have significant, ongoing star formation    ---   Spiral galaxies

Explanation:

  • Most galaxies that contain a central bulge that is surrounded by a rotating disk of arms that circles the galaxies are said to be a spiral galaxy.
  • About 60% of the galaxies are made up of spiral shapes and they are mostly found n low-density regions and are in the central of the galaxy clusters. Spiral galaxies often have beautifully shaped made form hot and young stars.
  • The more reddish in color indicates much older galaxies and are resemble that of an elliptical shape. Also, they consist of a little amount of dust and gas left. Spiral galaxy has rich gas and high star formations.
3 0
3 years ago
An adaptive trait: (mark all that apply)
snow_tiger [21]

Answer:

[a] varies in its characteristics according to local environmental circumstances

[b] becomes common within a species through natural selection

[d] tends to promote the well being of an organism in its natural or social environment

Explanation:

The adaptive traits in the living organisms have a simple basic role, that is to make the organism better suited for survival in its environment. The adaptive traits come in all sorts of different shapes, be it some that are manifested in the physical appearance or in the behavior of the organisms. Adaptive traits can be increased speed, prolonged neck, living in a groups, developing thorns and many more. This type of traits occur when the organisms face increased competition or when the environment in which they live starts to change, so in order for them to survive, they start to develop traits that will make them better suited for the new conditions and more competitive. The main principle through which the adaptive traits are transferred and rapidly increase in a population is through natural selection, as the organisms choose the ones that have advantageous traits for their mates, while they live aside the others.

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Stels [109]

The layer of Earth's atmosphere where the <em>circulation </em>and mixing of liquids and gases <em>produce weather </em>through the turnaround and <em>mixing of the liquids and gases </em>is known as the troposphere

The troposphere is the <em>layer of the Earth's surface</em> where the formation of weather takes place and is the place where the air turns over as there is a mixing of liquids and gases which precipitates and forms.

Weather can come in different forms such as:

  • <u>Sunny</u>
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  • <u>Rainy</u>
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Read more here:

brainly.com/question/20266187

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julia-pushkina [17]

"<em>Big Apple</em>" is a nickname for New York City. It was first popularized in the 1920s by John J. Fitz Gerald, a sports writer for the New York Morning Telegraph. Its popularity since the 1970s is due in part to a promotional campaign by the New York tourist authorities.

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faltersainse [42]

Answer:

The closest group of asteroids to our Sun is called the Asteroid Belt. It is 329 million to 478.7 million km away from our Sun.

Explanation:

No other group of asteroids is closer than this one. You can find the Asteroid Belt between the orbits of Jupiter and Mars. Half of the mass of these asteroids is from asteroids Ceres, Vesta, Pallas, and Hygiea.

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