I need help finding three causes and effects for how wolfs change rivers please and thank you! I'm attaching the video. https://youtu. be/oSBL7Gk_9QU

1. develop an action plan to deal with each of the following scenarios. a friend offers you a cigarette. (2 points) you go to a party and see they are serving alcohol. (2 points) a student offers to sell you some marijuana. (2 points) a friend comes to your house and asks you if he or she can take drugs out of your parents' medicine cabinet. (2 points)

When arriving at a navigation lock what is the order of priority

Which statement is a good description of a model? a) models are a description of nature based only on one or two variables. b) models are testable ideas but they are not very to most people. c) models are a description of nature that predicts more accurately than real events. d) models are an approximiation of a real system that omits all but most essential variables in a system.