Radiation

Cosmology : what is cosmic background radiation? What conclusion do scientists draw about the universe, based on their observations of cosmic background radiation?

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Cosmology a. Write 3 – 4 sentences describing how the universe began and how its size is currently changing, according to the big bang theory. According to the flat model, what will eventually happen to the universe? (4 points) b. What is cosmic background radiation? What conclusion do scientists draw about the universe, based on … Read more

Quantization : What is a blackbody radiator?What was the ultraviolet catastrophe?Explain what is meant by quantized light.

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Quantization (8 points) What is a blackbody radiator? What was the ultraviolet catastrophe? (1 point) Explain what is meant by quantized light. Explain why observations of blackbody radiation provide evidence for the quantization of light. Write 2 – 3 sentences explaining how quantum mechanics describes light and matter. How does the interference pattern of electrons … Read more