Slide 1 A level Physics Hidden Depths Peter Rowlands Slide 2 The structure of this presentation The presentation will be in four main parts: 1 Kinematics and kinetic theory…

Fate of comets This âSun-grazingâ comet was observed by the SOHO spacecraft a few hours before it passed just 50,000 km above the Sun's surface. The comet did not…

Lecture 14 Star formation Insterstellar dust and gas Dust and gas is mostly found in galaxy disks, and blocks optical light The interstellar medium Stars are born from this…

A level Physics Hidden Depths Peter Rowlands The structure of this presentation The presentation will be in four main parts: 1 Kinematics and kinetic theory 2 Gravity, photons…

Fate of comets This âSun-grazingâ comet was observed by the SOHO spacecraft a few hours before it passed just 50,000 km above the Sun's surface. The comet did not…

Chapter 4: Formation of stars Insterstellar dust and gas Viewing a galaxy edge-on, you see a dark lane where starlight is being absorbed by dust. An all-sky map of neutral…