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Marta_Voda [28]
3 years ago
9

Why does the velocity of P-waves decrease at the mantle-outer Core boundary?

Geography
1 answer:
maria [59]3 years ago
8 0

Answer:

The outer core is more dense

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A three-story building had its lightweight roof uplifted. Hint: low-rise three-story, non-residential, roof uplifted completely,
scZoUnD [109]

Answer:

a). 2

b). Moderate

c). 73-112 mph

d). F1

Explanation:

A Fujita scale is a scale that is used to determine the rating for the tornado intensities. It is used to measure the intensity of the tornado and provides a rating based on the damages made by the tornado on the human built structures and other vegetations.

The rating is based on the wind sped and the damages caused by the winds. When the damages caused by a tornado is surveyed, it is compared to the lists of Damage Indicators and the Degree of Damage which helps to estimate the range of the speeds of the tornado and an EF scale rating is provided accordingly.

In the context, It is given that the lightweight roof of a three storied building was uplifted. It was a non residential low rise three story building whose roof was uplifted completely but there was no damages made to the walls of the building.

So according to the EF scale, it provided a rating of :

Damage Indicator Number : 2

Degree of Damage : Moderate

Expected Wind Speed : 73-112 miles per hour

EF-scale Rating :  F1

5 0
3 years ago
 In the post-industrial era, an edge city is
Ilia_Sergeevich [38]
In the post-industrial era, an edge city is a concentration of businesses, shopping and entertainment outside a traditional downtown in a location which had either been residential or rural. These were cities that often developed near airports, as many airports developed outside of city centers but close enough to have ease of access for people coming in and coming out. Examples of an edge city are Tysons Corner, Virginia (lies next to Washington,DC) and Detroit's New Center, which was within Detroit's city limits, but away from downtown.
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3 years ago
Why does the Moon have a layer of powdery "soil" on its surface? a) The soil exists because the Moon accreted from powdery mater
anygoal [31]

Answer:

e) Large impacts shattered lunar rock to make this soil.

Explanation:

The soil is formed by material thrown out of the craters formed by the impacts of meteors on the lunar surface.

Below is a photo of the powdery lunar soil,

8 0
4 years ago
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T R U E O R F A L S E ? Questions
Alborosie
True=T
False=F
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4)T
5)F
6)F
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3 years ago
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The great rift system can be found on which continent?
Darya [45]
The continent name is Africa


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3 years ago
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