Answer: The net movement is called diffusion.
Explanation:
Diffusion is the net movement of substance from region of higher concentration to a region of lower concentration.
The movement is due to constant and random motion characteristics of atoms ,ions and molecules due to kinetic energy. It continues until the concentration of substance is uniform.
Answer:
Temperature
Explanation:
The inner core is solid because it is made of very dense, or heavy, materials - like iron and nickel. Even though it is very hot, these materials don't "melt" very easily, so they stay solid.
Answer:
If this is a true or false question, then it is TRUE
Answer:
The correct answer is option e. "pancreas".
Explanation:
One of the main function of the pancreas, is to produce insulin, a hormone that allows glucose to enter the cells in order to be used to produce energy. When the blood glucose level rises after a meal, the first organ to respond is the pancreas by secreting insulin and allowing the body to use the ingested glucose. Type 1 diabetes occurs when pancreas does not produce enough insulin and high levels of glucose remain in the blood.
