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

Author Question: An ecosystem is an example of a(n) ____________________ system since energy and matter are freely ... (Read 154 times)

ENagel

  • Hero Member
  • *****
  • Posts: 540
on: Aug 7, 2018
An ecosystem is an example of a(n) ___________________ _ system since energy and matter are freely exchanged at its boundaries.
 Fill in the blank(s) with correct word

Question 2

Metamorphic rocks ____.
 a. form when molten rock comes in contact with the atmosphere
 b. often form depositional layers called bedding planes
 c. are usually softer and less resistant to weathering than sedimentary rocks
 d. are metamorphosed
 e. include the rocks obsidian and conglomerate


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

mmpiza

  • Sr. Member
  • ****
  • Posts: 354
Reply #1 on: Aug 7, 2018
Answer to Question 1

open

Answer to Question 2

d


ENagel

  • Hero Member
  • *****
  • Posts: 540
Reply #2 on: Aug 7, 2018
Both answers were spot on, thank you once again


mmpiza

  • Sr. Member
  • ****
  • Posts: 354
Reply #3 on: Aug 7, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

In the ancient and medieval periods, dysentery killed about ? of all babies before they reach 12 months of age. The disease was transferred through contaminated drinking water, because there was no way to adequately dispose of sewage, which contaminated the water.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

An example of a two-component regulatory system in bacteria An example of a two-component regulatory system in bacteria
Decomposers (detritivores) feeding on dead plant and animal matter. Decomposers (detritivores) feeding on dead plant and animal matter.
Vial Washing System - Risk Based Approach Vial Washing System - Risk Based Approach
The Visible Spectrum of Electromagnetic Energy The Visible Spectrum of Electromagnetic Energy
In another solar system, a planet has an airless moon Zygo that is 4.0 × 105 m in diameter. ... In another solar system, a planet has an airless moon Zygo that is 4.0 × 105 m in diameter. ...
Energy in a Circular Orbit Energy in a Circular Orbit
Video: Anaphylaxis Animation

For a complete list of videos, visit our video library