« previous next »

Author Question: Which best describes rates of population growth until a few hundred years ago? a. cycles of ... (Read 58 times)

Capo

  • Hero Member
  • *****
  • Posts: 545
on: Jul 2, 2018
Which best describes rates of population growth until a few hundred years ago?
 
  a. cycles of growth and then decline under Malthusian pressures
  b. constant growth
  c. very fast growth
  d. none of the above

Question 2

About how many hunter-gatherers at any give time were living on Earth during the first 120,000 years of human existence?
 
  a. about 3-5 million
  b. about 100 million
  c. about 200 million
  d. about 300 million
  e. about 400 million


Ahernandez18

  • Sr. Member
  • ****
  • Posts: 361
Reply #1 on: Jul 2, 2018
Answer to Question 1

a. cycles of growth and then decline under Malthusian pressures

Answer to Question 2

a. about 3-5 million


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

Did you know?

Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.

Did you know?

Cocaine was isolated in 1860 and first used as a local anesthetic in 1884. Its first clinical use was by Sigmund Freud to wean a patient from morphine addiction. The fictional character Sherlock Holmes was supposed to be addicted to cocaine by injection.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

The tiger, Panthera tigris, was historically found throughout much of Asia, but at low population de The tiger, Panthera tigris, was historically found throughout much of Asia, but at low population de
Growth and Development Growth and Development
Child Labor Rates and GDP Worldwide Child Labor Rates and GDP Worldwide
A sidewheeler on the Mississippi. In 1856 Samuel Clemens became an apprentice to a steamboat pilot a A sidewheeler on the Mississippi. In 1856 Samuel Clemens became an apprentice to a steamboat pilot a
Poverty rates have declined in the last 50 years, and the biggest decline has been for people 65 and ... Poverty rates have declined in the last 50 years, and the biggest decline has been for people 65 and ...
Adults in the middle-aged group (37–42 years) score higher on measures of generativity than either ... Adults in the middle-aged group (37–42 years) score higher on measures of generativity than either ...
Video: Asthma Treatment

For a complete list of videos, visit our video library