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why? from hydrogen and other atoms has played a key role in understandi…

Question

why? from hydrogen and other atoms has played a key role in understanding the structure of atoms. trace evidence such as evidence from a crime scene, lead in paint or mercury in drinking water can be identified by heating or burning the materials and examining the amount of light given off or the form of line - emission spectra. model 1 - white light 1. trace the arrows in model 1 and shade in the table with colored pencils where appropriate. 2. what happens to white light when it passes through a prism? 3. why are the color labels in the table in model 1 plural (i.e., “reds” rather than “red”)? 4. do all colors of light travel at the same speed? 5. do all colors of light have the same energy? if no, which colors have the highest energy and the least energy, respectively? 6. consider the light illustrated in model 1. a. which color corresponds to the longest wavelength? b. which color corresponds to the shortest wavelength? c. write a sentence that describes the relationship between wavelength and energy of light.

Explanation:

Step1: Understand light - prism interaction

White light is a combination of different - colored lights. When it passes through a prism, it undergoes dispersion.

Step2: Analyze color labels

The plural color labels are used to represent the range of colors within each category. For example, "Reds" indicates a range of red - hued colors.

Step3: Consider light speed

In a vacuum, all colors of light travel at the same speed ($c = 3.00\times10^{8}$ m/s). But in a medium like a prism, different colors (wavelengths) travel at different speeds due to varying refractive indices.

Step4: Analyze light energy

The energy of a photon is given by $E=h
u=\frac{hc}{\lambda}$, where $h$ is Planck's constant, $
u$ is frequency, $c$ is the speed of light, and $\lambda$ is wavelength. Shorter - wavelength light has higher energy. So, violet has the highest energy and red has the least energy among visible lights.

Step5: Identify wavelengths

From the table, red has the longest wavelength range (625 - 740 nm) and violet has the shortest wavelength range (380 - 440 nm). The relationship between wavelength and energy is inverse: as the wavelength of light decreases, its energy increases.

Answer:

  1. (This is a hands - on task, no specific written answer provided here)
  2. When white light passes through a prism, it disperses into its component colors (a spectrum of colors from red to violet).
  3. The color labels are plural to represent a range of colors within each color category.
  4. In a vacuum, all colors of light travel at the same speed. In a medium like a prism, they travel at different speeds.
  5. No, violet has the highest energy and red has the least energy.
  6. a. Red corresponds to the longest wavelengths.

b. Violet corresponds to the shortest wavelengths.
c. The energy of light is inversely proportional to its wavelength; shorter - wavelength light has higher energy and longer - wavelength light has lower energy.