Isotope is the study and application of stable and radioactive isotopes to geological processes and their time scales.
D. a new substance is formed. if it is chemical change then it is actually changing to something new. In this case a new substance is formed. It is a completely different substance from what you started out with.
Answer:
The roles of German women have changed throughout history, as the culture and society in which they lived had undergone various transformations. Historically, as well as presently, the situation of women differed between German regions, notably during the 20th century, when there was a different political and socioeconomic organization in West Germany compared to East Germany.[3] In addition, Southern Germany has a history of strong Roman Catholic influence.[4]
The following statements are true:
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1) <span>The environment plays a role in where people live.
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3) </span><span>Resources are unevenly distributed throughout the world.
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4) </span><span>We have enough oil for the next forty years, if its use continues as expected.
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