While discussing run-flat tires: technician a says that some are self-sealing tires and are designed to quickly and permanently seal sidewall area punctures. technician b says that most of these tires have reinforced sidewalls that are able to support the vehicle at any speed without air in the tire. who is correct?

This chart shows the number of soldiers killed according to two different sources. source a is a book written by university professors. source b is from a well-known historical website. in a paragraph, explain why the data presented is different, and evaluate the reliability of each source. which should be used in a school research project, and why?

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.

How do the public-safety regulations protect workers ? regulations create advertising laws