Washington State is experiencing a water shortage, and Iowa has extremely high precipitation in the form of rain and snow. Match the technologies with the states that can use them to reduce the impact of natural disasters.

I’m doing some practice exam questions for biology, and i’m not sure how to do these 3 parts to the question.

(drag each tile to the correct location.) categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. - a tentative statement used to guide scientific investigations. - makes predictions about future events. - can be tested by many independent researchers. - based on observations of natural phenomena. - a well-established, highly reliable explanation.

When analyzing tree rings, what do scientists assume a thin ring indicates?