This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: What if Mars were inhabitable by humans and we had developed the technology to transport and settle ... (Read 36 times)

rachel9

  • Sr. Member
  • ****
  • Posts: 495
on: Aug 27, 2018
What if Mars were inhabitable by humans and we had developed the technology to transport and settle half the world's population there?
 
  At present birth rates, how long would it be before we were faced with not one but two world populations of 6 billion? (Hint: In what year did the world population hit 3 billion?)
  A) millions of years
  B) thousands of years
  C) hundreds of years
  D) tens of years

Question 2

The natural partner to sustainable energy is ________.
 
  A) the United Nations
  B) shale natural gas
  C) energy conservation
  D) artificial photosynthesis


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

aadams68

  • Sr. Member
  • ****
  • Posts: 317
Reply #1 on: Aug 27, 2018
Answer to Question 1

D

Answer to Question 2

C


rachel9

  • Member
  • Posts: 495
Reply 2 on: Aug 27, 2018
YES! Correct, THANKS for helping me on my review

diana chang

  • Member
  • Posts: 288
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Did you know?

Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.

Did you know?

Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

As a result of sharing its environment with humans, this macaque had the opportunity to steal an ast As a result of sharing its environment with humans, this macaque had the opportunity to steal an ast
Animation of the apparent retrograde motion of Mars in 2003 as seen from Earth Animation of the apparent retrograde motion of Mars in 2003 as seen from Earth
Anatomically modern humans left archaeological clues, including evidence of burials, which indicate Anatomically modern humans left archaeological clues, including evidence of burials, which indicate
Environmental ethics pertains to humans and the environment Environmental ethics pertains to humans and the environment
Humans are related to Earth’s other organisms Humans are related to Earth’s other organisms
Main mechanism of carbon dioxide transport and exchange. A lesser amount of CO2 travels to the lungs Main mechanism of carbon dioxide transport and exchange. A lesser amount of CO2 travels to the lungs
Video: The 4 steps of translation Animation

For a complete list of videos, visit our video library