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pentagon [3]
3 years ago
14

a student climbs staris the stairs in her house on a summer day and notice that it is much hotter upstairs than downstairs. What

is the best explanation for this?
Geography
1 answer:
Alexandra [31]3 years ago
7 0
It is hotter upstairs because heat rises up and gets trapped in the highest point of the building or structure.
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The demographic transition model describes the population change over time as a country becomes more developed. Age-structure di
Dmitry_Shevchenko [17]

An expansive pyramid age-structure diagram best displays the age ranges in a country that is in stage 2 of the demographic transition.

Option d

<u>Explanation:</u>

The shift in demographics from high death rates and high birth rates in societies with lower education, technologies and economically under developed to demographics of low death or birth rates in societies with advanced technology, higher education and persistent economic development and includes the stages between both the scenarios stated is named as demographic transition.

This is to suggest or evaluate the growth rate cycles of the population of the country. There are 3 types of population pyramids namely,

Expansive population pyramids - shows the population that has the greater percentage in younger age groups. Most of the 3rd world nations fall in this category.

Constrictive population pyramids - shows declining birth rates

Stationary population pyramids -  depicts equal proportion of population in all age categories.

8 0
3 years ago
If EF is 17 and DF = 2 times FE plus 6, How long is DE ?​
photoshop1234 [79]

Answer:

57

Explanation:

EF = FE = 17

DF = ( 2 x FE )

= ( 2 x 17 ) + 6

= 34 + 6

DF = 40

DE = DF + FE

= 40 + 17

DE = 57

4 0
3 years ago
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In many parts of the world, there is a rock layer rich in the metal iridium. Iridium is very rare on Earth, but it is relatively
posledela

Answer:

for a while now I'm just gna stay away from this city

6 0
3 years ago
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The fighting between Chechens and Russians has led to _____.
never [62]
Originally for decades there was a separatist or national movement against the formerly Soviet Union and it's control through communism. Military endeavors by the Russian government to break up the separatist or national movement which brought about Independence for Chechnya by way of the 1996 peace agreement. An invasion by the International Islamic Brigade in 1999, which is likened to Islamic Terrorist groups like Al-Qaeda and Russia's victory in stopping such a movement, brought on the second Chechen war. The war lasted over nine years and the Russians succeeded by putting Chechnya under rule of Moscow. It is should be noted that due to the Islamic insurgency into that area, is the cause of many terrorist acts against the Russian people.
3 0
3 years ago
Please help!!!!!!!!!!!
EastWind [94]

Explanation:

1. Oxygen, without oxygen no human can live, In space, there Is zero oxygen

2. Water, Astronauts will definitely need some sort of water since nearly every living thing requires It

8 0
3 years ago
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