In our course, we cover Black Holes only as the final product of a collapsed super-massive star but if you want to know more about these fascinating objects then I highly recommend the ten-minute video by Perimeter Institute. To view the video, go to https://www.youtube.com/watch?v=TfdviKnUZOA&list=PL1608DAAD37A04B35 The same collection of videos also has a great six-minute … Continue reading Black Holes
Light and Heat
It is obvious to say that hot objects emit (give off) both visible light (a glow) and heat (that we can feel but not actually see). This is true of bonfires, light-bulbs and even our Sun. The connection between heat and light is taken completely for granted in everyday life: the glow of a hot … Continue reading Light and Heat
Astronomy in a Nutshell
There are no equations in our Astronomy module - just a bundle of facts, models and theories. To make learning (and revising) easier, the knowledge that you need can be linked into seven pairs of ideas as listed below; 1. Models of the Universe: Geocentric versus Heliocentric 2. Observing the Universe: Naked Eye versus Using … Continue reading Astronomy in a Nutshell
Mr Tarrant's physbang 'blog 