Petrochemicals include many things, I would say All of the above. Hope this helped! :)
False a watershed is an area of land that contains a common set of streams and rivers that all drain into a single larger body of water
Answer:
Executive
Explanation:
having the power to put plans, actions, or laws into effect.
These statements are both true. However, tuna are warm blooded and all other fish (but mackerel shark) are cold blooded. There are many fish that swim in both the Atlantic and Mediterranean. Therefore the answer must be B.
Models show systems that are large, small or complex.They make it easy for study through zooming in an area in a large system.They provide visual presentation of an object or a system that has been created through experimental data.
Explanation:
A model is a representation of an idea, a process or an object in a system used by a scientist to describe a phenomenon that is difficult to be experienced directly.The goal of a model is to ensure that the presentation is done in a logical and objective way.
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Keywords : models, scientific research
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