Population dynamics | Society and Culture | MCAT | Khan Academy
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- Опубліковано 26 кві 2014
- Created by Sydney Brown.
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This is extremely effective
demasiada información para mi cabeza
Thank you so much for this video, I had a presentation about this lesson but rather about animals instead of humans so it was easy to apply and present the information!
The part about replacement fertility being exactly 2 is incorrect, due to A: slightly more boys than girls being born, and B: not all children surviving through their child bearing years. In fact, in modern developed countries the replacement fertility rate is usually taken as 2.1.
Thanks for the notes.
This was really helpful helped me easily understand!
Thanks it so use for me
Good
Umm. could have explained it simpler but really effective also. Thank you so much. This video was really useful for my holiday homework task. 😀😀
Great video
Nice job
Is this for 8th grade?
Gud
This was extremely helpful. Thank You
Thanks! You helped me a lot ;)
Hello
Darun darun darun
Good but it could be more clear voice other all was good 😄😄
she's a foreigner that's why her voice is like that! 🙂
What does 18.9 mean?
i hope add arabic transition
Who is here for mister Andres class in aisb
And u literaly had to share our school information and where do we live and exactly where is our school AND WHAT CITY ARE WE IN!! >:(
Me
@@manipulativesgaming3099 im doxxing you rn
くさんありますありがとうございます」、
Not so good