Which Statement About the Cosmic Microwave Background Is Not True

question 15

Multiple Choice

Which statement about the cosmic microwave background is not true?

• A) It is the result of a mixture of radiation from many independent sources, such as stars and galaxies.
• B) Its spectrum corresponds to a temperature of just under 3 degrees above absolute zero.
• C) With the exception of very small variations, it appears essentially the same in all directions in which we look into space.
• D) It is thought to be radiation that began its journey to our telescopes when the universe was about 380,000 years old.

Be familiar with the conversion between Fahrenheit and Celsius temperature scales.

Understand the concept and calculation of Body Mass Index (BMI).

Knowledge of non-traditional thermometers and their specificity in measuring body temperature.

Identify and define common medical terms related to cardiovascular conditions.

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