Slide 1High energy Astrophysics Mat Page Mullard Space Science Lab, UCL 9. The cosmic X-ray and -ray background Slide 2 This lecture: Discovery of the background? How isotropic,…
Slide 1Recall: Werner Heisenberg formulated the Uncertanity Principle that states it is impossible for us to know an electrons exact position (where it is) and momentum (where…
Slide 1 Temperature, heat, and energy balance Slide 2 Slide 3 The particles (atoms and molecules) that make up all substances are always in motion We call this energy of…
Slide 1Catherine Spencer & Nicolas Salomon ACTSR– 11 June 2015 Slide 2 Swift @ CERN 2 World’s largest laboratory for particle physics International organization,…
Slide 1 Unit 4 Atomic Physics and Spectra Slide 2 The Electromagnetic Spectrum Slide 3 Waves type of disturbance that can propagate or travel. wavelle lnlgth ( )…
Slide 1 Concepts and Approaches for Mars Exploration July 18–20, 2000 Houston, Texas Principal Investigators Prof. Ron Crawford, Team Leader (microbiology) Dr. Mohammed…
Slide 1 The rate at which a reaction occurs Slide 2 Related to molecular speed KE= ½ mv 2 ◦ Higher velocity (faster)= higher energy Slide 3 The rate of reaction…