The temperature pattern which is being shown by the isotherms is that: D. temperatures increase from the center of the country toward the Southwest.
<h3>What is an isotherm?</h3>
An isotherm refers to a line that is drawn on a map to join points that are having the same temperature, in order to show the distribution of temperature in a geographical area on Earth's surface.
Based on the weather map in the image attached below, we can infer and logically deduce that temperatures typically increase from the center of the country toward the Southwest.
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Answer:
-Climate is the usual temperature, weather, humidity, wind, etc of a part of the earth. (The United States Climate is generally a cold winter and hot summer.).
-Climate change can effect an ecosystem because if an ecosystem has been used to this specific climate for years and it gets switch all the organism that have acclimated to that climate has a chance or death. (Like Global Warming, if the earth warms up from its usual temperature everywhere species will have to move and forced out of there homes. Some will even become extinct because of it.)
Well fossils can tell you a lot about the age of the rock it was found in, and an index fossil are used to used to define periods of geologic time.
