The correct answer is A) Salt is pulled apart into two ions by the polar water molecules, and sand is not.
This happens because salt has both positive and negative ends that are attracted by the polar molecules of water.
Answer:
d
Explanation:
because you place them in different areas
Sustainability is organism as it moved up trophies levels
Answer: true
The cause of a disease is also called etiology. The cause must happen before the disease develop. Without the cause, the disease shouldn't appear too.
This makes the research to determine a cause of disease have to take the examination in multiple times. A research that takes one time data like cross-sectional won't show causation.
