Brain › Science & TechnologyWhich of these parts of the Sun is the warmest?CoronaPhotosphereProminencesChromosphereAnswerThe correct answer is A) Corona.More Science & Technology questionsThe Sun has how many times the diameter of the Earth?Which of the listed NASA probes made the closest approach to the Sun?How many Earth masses is the Sun?How long is a day on the planet Mars?What is the size of Mars compared to the size of Earth.Which statement about the atmosphere Mars is true?Play Brain · Practice