Which statement best describes why an island food web could be considered a closed system?

A) Energy flows freely into and out of the island food web.

B) Energy enters and exits the system, matter does not.

C) New energy enters the food web, and matter is created as it moves through the web.

D) No energy exists outside the food web; only matter.

Question

Which statement best describes why an island food web could be considered a closed system?
	
A) Energy flows freely into and out of the island food web.
 	
B) Energy enters and exits the system, matter does not.
 	
C) New energy enters the food web, and matter is created as it moves through the web.
 	
D) No energy exists outside the food web; only matter.

anonymous · Answer

Its called an island food web because an island is isolated from the rest of the world.

anonymous · Answer

Which answer do you think it is?

shino · Answer

c maybe

anonymous · Answer

Can you create matter?

anonymous · Answer

Matter is composed of elements. So can you make an hydrogen atom? With legos?

anonymous · Answer

Because everything is composed of matter and matter is composed of elements, yes you can break down elements into smaller particles, but you can't create matter out of thin air.

anonymous · Answer

Thus, you transform matter into other matter. For instance the cake that you eat could be converted into fatty molecules stored in your body for later.

anonymous · Answer

Thus, energy can enter and exit an isolated system, but matter can not.

anonymous · Answer

Answer? B

shino · Answer

k thx that was my first thought