Examlex
Describe two methods that could be used to determine the temperature of a star.
Aristotle
Aristotle was an ancient Greek philosopher and polymath whose extensive writings cover a wide range of subjects, including ethics, politics, metaphysics, logic, and science. He is considered one of the greatest philosophers in history.
Happiness
A state of well-being and contentment characterized by positive emotions ranging from contentment to intense joy.
Aristotle
An ancient Greek philosopher and polymath whose works cover various subjects including physics, metaphysics, poetry, theater, music, logic, rhetoric, linguistics, politics, government, ethics, biology, and zoology.
Practical Wisdom
Practical wisdom, or phronesis, is an intellectual virtue that involves making prudent judgments and decisions based on ethical considerations and practical understanding of everyday life.
Q13: From the data given, which star in
Q15: X-rays easily penetrate Earth's atmosphere and reach
Q25: Ross 128 is 1.1 times further than
Q46: The sunspot cycle affects I.the latitude at
Q54: The Herschels' grindstone model of the Milky
Q67: According to the text, humans have a
Q91: The H-R diagram of a young star
Q123: Pre-main-sequence stars are above and to the
Q128: Why are reflection nebulae blue in color
Q163: How do absolute visual magnitude and luminosity