Answers by David Fregoli
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Answers by David Fregoli

Answers by David Fregoli
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Sadira makes a graphic organizer to show how geologists and archaeologists use radioisotopes. Which labels belong in the regions marked X and Y? A. X: Uses carbon-14 Y: Uses uranium-238 B. X: Uses uranium-238
answered Jul 16, 2019
5 votes
19.8k views
Can someone please help me? thank you.
answered Apr 13, 2019
3 votes
43.0k views
If a story is told in first person point of view, the narrator is ___________.  A.an outside narrator who reveals the thoughts and feelings of just the main character B.a character in the story C.an outside
answered Apr 2, 2019
6 votes
19.0k views
"by measuring the relative abundances of two stable isotopes of oxygen - 16o and 18o - in some fossil deposit, or in an ice core, or in a coal bed, or in some sedimentary layer, what can one determine
answered Jan 16, 2019
6 votes
120k views
What is the solution to y = 0.2x for the replacement set x = {3}?
answered Oct 23, 2018
6 votes
189k views
Which sentence shows the correct placement of punctuation? A “Dmitri, will you go to the store”? Kay asked. B “Dmitri, will you go to the store?” Kay asked. C “Dmitri, will you go to the store Kay asked.
answered Sep 25, 2018
3 votes
193k views
Riley is doing an experiment working with friction. He wants to find two ways to modify an object that could increase or decrease the same type of friction
answered Aug 20, 2018
3 votes
40.1k views
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