Reading

You should read all of chapters 4 and 5. Chapter 4 is especially important.

Questions for Chapters 4 and 5

Chapter 4: Radiation and Spectra

• What is the basic structure of an atom?
• What is electromagnetic radiation?
• What are the types of electromagnetic radiation (light is one)?
• What are some characteristics of a wave?
• Are electromagnetic radiation and temperature related?
• What is a spectrum?
• What are three types of spectra?
• What is the structure of an atom?
• What kind of particles can be in a nucleus?
• What quantity determines what element an atom is?
• What is an isotope?
• How are the enegy levels of an atom related to spectral lines for that atom?
• What is the result of the doppler effect on waves?
• What causes the doppler effect?

Chapter 5: Astronomical Instruments

• What is "aperture"? What does it mean for a telescope?
• What are the differences between refracting and reflecting telescopes.
• What types of locations are preferred for telescopes? Why?
• What types of electromagnetic radiation can telescopes detect?
• What type of radiation does a radio telescope detect?
• Why would we want to put telescopes in space?