ALL of AQA Astrophysics A Level Physics Revision (in 1 hour)

Revise AQA Requieres Practicals:    • AQA Required Practicals - 7 to 12 A Level ...   My AQA Paper 3 Playlist:    • AQA A Level Physics Paper 3   My Physics Workbooks: https://zphysicslessons.net/my-workbooks AQA A Level Astrophysics Physics Revision following the Specification. Please note that this is a revision video covering the spec, have a look at some of my more in depth videos listed below for a more in depth look at the topics. Chapters: 00:00 Converging lenses 02:16 Virtual Images 03:48 Lens Equation 04:10 Refracting Telescopes 05:25 Magnification 07:46 Reflecting Telescopes - Cassegrain Arrangement 09:43 Reflecting VS Refracting Telescopes 11:28 Radiotelescopes 13:48 UV, Infrared Telescopes 15:52 Charged Coupled Devices, CCDs 16:13 Comparison of the eye and CCDs 18:01 Advantages of Large Diameter Telescopes 19:12 Rayleigh Criterion 20:16 Apparent magnitude 23:14 Intensity ratio example 25:55 Light Year, Astronomical Unit 27:09 Parallax and Parsec 31:16 Absolute Magnitude 32:04 Absolute Magnitude Example Question 34:00 Wien's Law and Blackbody radiation 38:51 Stefan Law 39:13 Astrophysics practice question 42:17 Spectra, Balmer lines 44:52 Spectral Classes of stars 46:14 Hertzsprung Russel Diagram, HR Diagram 48:10 Stellar Evolution 49:20 Neutron Stars and Black Holes 51:49 Type 1a Supernova light curve 52:43 Doppler Shift 55:33 Hubble's Law 58:02 Hubble's constant in SI Units and the Age of the Universe 01:00:31 Evidence for the Big Bang - Cosmic Microwave Background 01:02:36 Qasars and exoplanets