Well you should study how different chemicals work, and make flashcards to carry around or make notes during class to study for later
The horizontal distance represents wavelength λ. The time represents the period of the wave T.
Wave speed is given by v= λ/T
Hence, those are the only parameters needed.
Note: the vertical distance is for calculating amplitude which is not used in calculating wave speed.
Its D.
Carbon provides our natural fuel. Oxygen is important because it is essential in many processes that enable life and in the transformation of energy. Oxygen can also combine with so many different elements to form numerous compounds, and Nitrogen is vital in our world.
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Hope this helped! ❤</em></u></h2>
The element first discovered in the sun is the element Helium. This noble gas is the second most abundant element<span> in the universe and was </span>discovered<span> on the </span>sun<span> before it was discovered on the earth. Helium is the result of the nuclear fusion of hydrogen creating thus the mass of energy in the sun.</span>