Author Question: To meet the energy needs of all humans, we would need to capture A) all of the sun's energy ... (Read 56 times)

KWilfred

  • Hero Member
  • *****
  • Posts: 570
To meet the energy needs of all humans, we would need to capture
 
  A) all of the sun's energy striking the Earth.
  B) all of the sun's energy just reaching the outer atmosphere.
  C) only about 1 of the sun's energy striking the Earth.
  D) only about 1/10,000 of the sun's energy striking the Earth.

Question 2

The relationships among elk predators represent
 
  A) the impacts of overgrazing.
  B) a set of keystone species.
  C) interspecific competition.
  D) biotic potential.



chereeb

  • Sr. Member
  • ****
  • Posts: 326
Answer to Question 1

D

Answer to Question 2

C



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

During pregnancy, a woman is more likely to experience bleeding gums and nosebleeds caused by hormonal changes that increase blood flow to the mouth and nose.

Did you know?

To maintain good kidney function, you should drink at least 3 quarts of water daily. Water dilutes urine and helps prevent concentrations of salts and minerals that can lead to kidney stone formation. Chronic dehydration is a major contributor to the development of kidney stones.

For a complete list of videos, visit our video library