Social Studies, 28.11.2019 14:31 baleycardell9901
What is the wavelength of a sound wave that has a speed of 340 m/s and a frequency of 880 hz? what is the wavelength of a sound wave that has a speed of 250 m/s and a frequency of 400 hz? what is the wave speed of a wave that has a frequency of 50 hz and a wavelength of 2.0 m? what is the wave speed of a wave that has a frequency of 100 hz and a wavelength of 0.50 m?
Answers: 3
Social Studies, 21.06.2019 15:00, graymonky12
Which sentence best represents the thesis of this article? a they challenge us to consider whether we can trust what we are seeing. b optical illusions may seem mysterious, but they are not unexplainable. c through science, we can learn how optical illusions work. d let’s take a look at three common optical illusions and explore the science behind each one.
Answers: 1
Social Studies, 21.06.2019 18:30, IBillRandomz2958
The continents of africa and south america used to "fit together” like puzzle pieces. about how far back in time would you have to go to find the formation of the atlantic ocean? 600 million years 430 million years 200 million years 90 million years
Answers: 1
Social Studies, 22.06.2019 11:00, jojo10092003
Why is this statement not a hypothesis? sunflowers require soil and plenty of sunlight and water to grow and thrive. a. it is a well-known fact. b. it is a proven theory. c. it is not falsifiable. d. it is difficult to test.
Answers: 1
What is the wavelength of a sound wave that has a speed of 340 m/s and a frequency of 880 hz? what...
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