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Acommunications satellite transmits a radio wave at a frequency of 9.4 x 10^9 hz. what is the signal’s wavelength? assume the wave travels in a vacuum. show your work.
Answers: 3
Biology, 22.06.2019 06:10
Which process of living things produces water that enters the water cycle
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Biology, 22.06.2019 09:10
Hormones are chemical molecules produced by endocrine glands. one such endocrine gland is the thyroid gland, which synthesizes the thyroid hormone, which in turn affects the heart muscles. which two statements describe the probable reason for the function of the hormone? the cells in the heart have specific receptors that allow for the intake of hormones. the heart and the endocrine glands have the exact same types of cells. all cells make the same types of hormones. thyroid hormones show their effect on the heart by means of specialized cells. thyroid cells and cardiac cells have different dna.
Answers: 1
Biology, 22.06.2019 09:40
Explain how paleontologists use trilobite fossils as index fossils for various geologic time periods.
Answers: 1
Acommunications satellite transmits a radio wave at a frequency of 9.4 x 10^9 hz. what is the signal...
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