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The answer is spectroscopy. Explanation: Spectroscopy is concerned with the exploration and analysis the electromagnetic spectrum of light. The electromagnetic spectrum is the term used to describe the variety of frequencies of electromagnetic radiation. Different wavelengths of electromagnetic waves produce various colors. Some of these colors can be seen by...
The correct answer is C. An incandescent light bulb produces a continuous visible spectrum. Explanation: Visible light spectrum is the term used to define the range of wavelength that can be discerned by the human eye. However, the vast share of electromagnetic waves are invisible to humans. Below is the...
Correct answer is B. A real object has a positive object distance. Explanation: The lens equation is an important topic in physics and optics because it allows quantifying the relationship between an object and an image. There are three key concepts involved in a lens equation: object distance, image distance,...