1. October 7 and 8 Agenda LearningTarget: Explain electromagnetic radiation and apply it to Astronomy

2. Vocabulary Electromagnetic radiation Wave motion Wave length

4. Agenda 1.Reminder to work on logs while the weather is good 2.New note sheet on the science of Astronomy 3.Video notes on Our Night Sky 4.Early Astronomy reports are due next week on October 17

5. Quiz 1.Describe the relationship between frequency and period. 2.Why do we think light acts as both a particle and a wave?

6. Quiz 1.Which has greater wavelength, infrared or ultraviolet? 2.Which has greater frequency, infrared or ultraviolet? 3. Which has greater energy, infrared or ultraviolet? 4.Whose law tells us that the wavelength of an object’s radiation is inversely proportional to it’s temperature 5.__________=frequency x wavelength Answers: 1.Infrared 2.ultraviolet 3.Ultraviolet 4.Wien 5.Velocity or speed