This topic contains a solution. Click here to go to the answer

Author Question: What if Mars were inhabitable by humans and we had developed the technology to transport and settle ... (Read 39 times)

rachel9

  • Sr. Member
  • ****
  • Posts: 495
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
Answer to Question 1

D

Answer to Question 2

C




rachel9

  • Member
  • Posts: 495
Reply 2 on: Aug 27, 2018
Excellent


mcabuhat

  • Member
  • Posts: 344
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Did you know?

Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.

For a complete list of videos, visit our video library