I’m not positive but: having 2 nutrients on one side of the membrane, and 6 on the other side. 2 of the 6 cross over to make 4 and 4. It’s not using energy since it’s going with the concentration, so it’s passive transport.
Answer:
450 years all in all but it'd take about 1000 years in a landfill
Explanation:
Magnetic Field.
Magnetism is a force that can act at a distance. However magnets cannot exert a force on an object that is too far away.
Answer:
Primary succession begins in barren areas, such as on bare rock exposed by a retreating glacier.
Explanation:
A waste product is a product that is made but isn’t necessarily needed eg. A lightbulb will make light energy but it also makes a waste product heat.