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

Author Question: The colonization of life onto land was closely tied to the A) appearance of multicellular ... (Read 129 times)

EY67

  • Hero Member
  • *****
  • Posts: 531
on: Jul 27, 2018
The colonization of life onto land was closely tied to the
 
  A) appearance of multicellular organisms
  B) development of photosynthesis
  C) oceans being overcrowded
  D) development of the ozone layer

Question 2

What is the maximum depth from which a pump on the surface can suck up water?
 
  What will be an ideal response?


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Edwyer

  • Sr. Member
  • ****
  • Posts: 337
Reply #1 on: Jul 27, 2018
Answer to Question 1

D

Answer to Question 2

Atmospheric pressure will support a column of water about 10. m high.


EY67

  • Hero Member
  • *****
  • Posts: 531
Reply #2 on: Jul 27, 2018
Thanks


Edwyer

  • Sr. Member
  • ****
  • Posts: 337
Reply #3 on: Jul 27, 2018
Welcome :)


« previous next »
 

Did you know?

Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

Did you know?

The familiar sounds of your heart are made by the heart's valves as they open and close.

A parasite life cycle. A parasite life cycle.
Vertebral compression Fractures of the spine (vertebra) can cause severe ”band-like” pain that radia Vertebral compression Fractures of the spine (vertebra) can cause severe ”band-like” pain that radia
Life Table Life Table
Jan de Heem, Still Life with Lobster. Jan de Heem, Still Life with Lobster.
Lungs showing appearance of acute histoplasmosis infection. Lungs showing appearance of acute histoplasmosis infection.
Life cycle of a conifer (pine) Life cycle of a conifer (pine)
Video: Effect of blood chemistry - stimuli, hyperventilation response and hypoventilation response

For a complete list of videos, visit our video library