Biology, 13.11.2019 01:31 sugeilochoa
An astronomer see a star that is very far away but still very bright. what can she conclude about the star?
the star must be very large.
the star must be very small.
the star must be moving away from earth.
the star must be moving closer to earth.
Answers: 3
Biology, 22.06.2019 05:30
What in scientific term why the salty popcorn causes this thirst
Answers: 1
Biology, 22.06.2019 14:30
Even though the ostrich is a flightless bird, ostriches still possess wings that stretch approximately two meters across when fully extended. scientists speculate that when dinosaurs became extinct, some of the birds that lived during that time became land dwellers since they were able to consume the food that the dinosaurs once ate. over time, these species grew larger and heavier. eventually, the ostrich species became too big to fly. the wings found on ostriches are known as a. analogous structures. b. homologous structures. c. vestigial structures. d. symmetrical structures.
Answers: 2
Biology, 22.06.2019 16:10
The source of energy shown in the image is (renewable, non renewable, polluting) a drawback of building a dam is that (it will destroy ecosystems, it requires fossil fuels, it won’t be useful for irrigation)
Answers: 2
An astronomer see a star that is very far away but still very bright. what can she conclude about th...
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