Podcast
Questions and Answers
What is chemistry?
What is chemistry?
The scientific study of the properties and behavior of matter.
What does chemistry study in terms of chemical elements and compounds?
What does chemistry study in terms of chemical elements and compounds?
Their composition, structure, properties, behavior, and the changes they undergo during reactions with other substances.
How has chemistry evolved over time?
How has chemistry evolved over time?
It has evolved and now encompasses various areas of specialization, or subdisciplines, that continue to increase in number and interrelate to create further interdisciplinary fields of study.
Why is chemistry sometimes called the central science?
Why is chemistry sometimes called the central science?
What are some examples of the applications of chemistry?
What are some examples of the applications of chemistry?
Why do stars twinkle?
Why do stars twinkle?
What term do astronomers use to describe the twinkling of stars?
What term do astronomers use to describe the twinkling of stars?
Why do planets appear to shine steadily?
Why do planets appear to shine steadily?
What is the difference in appearance between stars and planets when viewed through a telescope?
What is the difference in appearance between stars and planets when viewed through a telescope?
How does Earth's atmosphere affect the light from stars and planets?
How does Earth's atmosphere affect the light from stars and planets?
