Today we will start an investigation to see how different kinds of seeds are affected by different levels of , , meaning different concentration of salt (sodium chloride, NaCl) dissolved in water

This is the interaction of two organisms where one is and the other is neither nor harmed.

What chemical speeds up the process of decomposition in dead organisms are exposed to it? nitrogen oxygen hydrogen chlorine

Dr. arenas is a scientist who has been trying to determine if increasing pressure will increase the sound that occurs when two chemicals explode. it measures the volume of the sound that occurs at the minimum pressure at which the explosion will occur. it then increases the pressure and measures the volume of the explosions that occur. what kind of investigation is the scientist conducting?