- helps protect internal organs and fragile body tissues eg. : the cranium protects your brain and eyes and the ribs protect your heart and lungs.
Your answer should be lakes and forests. Acid precipitation will rot out forests because of the acid content and in lakes it raises the PH balance making it more acidic which in turn makes it harder for anything to live in these lakes or drink from them. (Hope this helps ^-^)
Answer:
A physical property is any property that is measurable, whose value describes a state of a physical system. The changes in the physical properties of a system can be used to describe its changes between momentary states. Physical properties are often referred to as observables. They are not modal properties
A chemical property is any of a material's properties that becomes evident during, or after, a chemical reaction; that is, any quality that can be established only by changing a substance's chemical identity
Explanation:
Because a hypothesis is different from the research question, research is usually required before you make a hypothesis. A hypothesis is a prediction of the test that is about to incur. Without the research the people doing the test would not know what to be looking for or how to setup the test. Because of the reason;
I assume the answer is, after generating an idea from an observation.
