What happens to plastics put into landfills? choose every answer that applies A. They can break down into microplastics that pollute groundwater.
B. They break down in about 10 years.
C. They get buried and are never a problem.
D. They can harm animals that get stuck in them.

Which of the following is an oxidation-reduction reaction? (pictured below)

Glucose is a form of sugar found in the blood cells use glucose as a source of energy, but too much or too little can cause serious health issues so, the body uses the hormone insulin to regulate glucose n the blood insulin maintain glucose levels in the blood if blood glucose lovels got very high, what would you expect to see happen to insulin levels?

Which layer will become saturated first when rain falls?