Biology, 11.12.2020 05:30 danielacortevpe3i66
Which statement describes the process of finding a mineral's streak?
O A. When you strike it against gypsum, it leaves a scratch.
O B. When you rub it on a white tile, it leaves a black mark.
C. When you examine its surface, it looks like dull metal.
D. When you drop a piece of it in acid, a smoky gas is produced.
Answers: 3
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Dr. kaylan is an ecologist who studies bird behavior. she sets up an experiment to test which type of food crows are most likely to eat when given a choice between walnuts, corn, and sunflower seeds. to perform her experiment, dr. kaylan places three food bins in an area frequented by cows. each bin contains one of the three food types. then, she measures how much of each food type is eaten every day for a month and summarizes the results of her experiment in the pie chart below. based on her results, dr. kaylan concludes that crows choose to eat corn more frequently than other food sources because it has a higher nutritional value. what is a reasonable alternate conclusion that can be drawn from dr. kaylan's data
Answers: 2
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Explain why scientists use the word dominant for certain traits.
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Biology, 23.06.2019 00:30
Excess nitrogen can lead to a algal blooms and the death of fish. which characteristic of nitrogen causes this problem?
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Which statement describes the process of finding a mineral's streak?
O A. When you strike it agains...
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