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

Author Question: Together, three natural elements make up 99 of the Earth's biomass. Which of the following is not ... (Read 84 times)

segrsyd

  • Hero Member
  • *****
  • Posts: 530
on: Jul 14, 2018
Together, three natural elements make up 99 of the Earth's biomass. Which of the following is not one of those three elements?
 
  A) oxygen (O)
  B) hydrogen (H)
  C) nitrogen (N)
  D) carbon (C)

Question 2

In the soil, which of the separates are associated with significant chemical activity?
 
  A) Sand
  B) Silt
  C) Clay
  D) Aluminum
  E) Radium


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

chereeb

  • Sr. Member
  • ****
  • Posts: 326
Reply #1 on: Jul 14, 2018
Answer to Question 1

C

Answer to Question 2

Answer: C


segrsyd

  • Member
  • Posts: 530
Reply 2 on: Jul 14, 2018
Gracias!

Laurenleakan

  • Member
  • Posts: 309
Reply 3 on: Yesterday
:D TYSM

« previous next »
 

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Did you know?

Your skin wrinkles if you stay in the bathtub a long time because the outermost layer of skin (which consists of dead keratin) swells when it absorbs water. It is tightly attached to the skin below it, so it compensates for the increased area by wrinkling. This happens to the hands and feet because they have the thickest layer of dead keratin cells.

Did you know?

There are more sensory neurons in the tongue than in any other part of the body.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Mars oppositions from 2003-2018, viewed from above the ecliptic with the Earth centered Mars oppositions from 2003-2018, viewed from above the ecliptic with the Earth centered
A Natural Oil Seep A Natural Oil Seep
Earth’s Spheres Earth’s Spheres
The periodic table of the elements The periodic table of the elements
Earth’s Biomes "الأرض الحيوية" Earth’s Biomes "الأرض الحيوية"
Foundations of Earth Science, 7th Edition Foundations of Earth Science, 7th Edition
Video: Sister chromatids of a metaphase chromosome animation

For a complete list of videos, visit our video library