Some elements have only natural isotope; however, other elements may have
isotopes

Which of the following is a way that minerals are used? a. industry construction technology d. all of the above

What are some characteristics of a free enterprise economy?

How can active reading strategies you? o a. they can you get into better physical shape. o b. they can you read fewer science articles. o c. they can you understand what you read. o d. they can you avoid reading altogether.