A new mineral in the mine is very exciting news. On Dr. Rock's next survey report, he gets to update the number of known minerals to come out of the mine from 15 to 16! This is just one more reason that Dr. Rock's mine is a unique place on Earth. How can the idea that different minerals are formed in different environments provide evidence for energy and matter cycling?

Which sequence of transformations on preimage ∆abc will not produce the image ∆a'b'c'? a. reflection across the line y = x b. rotation 180° clockwise about the origin followed by a reflection across the line y = -x c. reflection across the x-axis followed by a reflection across the y-axis d. reflection across the line y = -x followed by a rotation 180° counterclockwise about the origin e. reflection across the y-axis followed by a rotation 90° clockwise about the origin

Residents of moldova are mainly a. russian b. ukrainian c. serbian d. romanian the answer is d. romanian

Which is not a cash crop grown in the high islands of melanesia and polynesia? d. rubber c. coffee b. sugar cane a. kiwifruit