Edexcel GCSE Astronomy 1AS0 · 13
Exploring starlight
- Code
- 13
- Topic of
- Edexcel GCSE Astronomy 1AS0
- Course
- GCSE Astronomy 1AS0
- Board
- Edexcel
Grade boundaries·Edexcel command words
Codes and titles are read by a script from Edexcel's published specification and have not been checked by a person. What each point covers is in the specification itself: Edexcel’s specification.
Points under 13
- 13.1 Apparent magnitude
- 13.2 Absolute magnitude
- 13.3 The distance modulus
- 13.4 Information from stellar spectra
- 13.5 Spectral classification of stars
- 13.6 Colour, spectral type and temperature
- 13.7 Sketching a Hertzsprung-Russell diagram
- 13.8 Stellar life cycles on the H-R diagram
- 13.9 Inverse square law of brightness
- 13.10 Degrees, arcminutes and arcseconds
- 13.11 The parsec
- 13.12 Heliocentric parallax
- 13.13 Distances from the H-R diagram
- 13.14 Light curves of variable stars
- 13.15 Variability of eclipsing binaries
- 13.16 Cepheid variables and distance
- 13.17 Binary stars and clusters
- 13.18 Period of an eclipsing binary
- 13.19 Sidereal day from star trails
- 13.20 Digital sensors in astronomy
- 13.21 Studying spectral lines
- 13.22 Atmospheric blocking of radiation
- 13.23 Optical and radio telescopes at sea level
- 13.24 How a radio telescope works
- 13.25 Large apertures for radio telescopes
- 13.26 Aperture synthesis arrays
- 13.27 Discoveries of radio astronomy
- 13.28 High-altitude infrared telescopes
- 13.29 Discoveries of infrared astronomy
- 13.30 Atmospheric effects on image quality
- 13.31 Telescopes above the atmosphere
- 13.32 Space telescopes: advantages and disadvantages
- 13.33 Gamma ray, x-ray and ultraviolet astronomy
- 13.34 Telescopic appearance of celestial objects
Topics in 1AS0
- 1 Planet Earth
- 2 The lunar disc
- 3 The Earth-Moon-Sun system
- 4 Time and the Earth-Moon-Sun cycles
- 5 Solar System observation
- 6 Celestial observation
- 7 Early models of the Solar System
- 8 Planetary motion and gravity
- 9 Exploring the Moon
- 10 Solar astronomy
- 11 Exploring the Solar System
- 12 Formation of planetary systems
- 13 Exploring starlight
- 14 Stellar evolution
- 15 Our place in the Galaxy
- 16 Cosmology
- OBS Observational skills
- A Unaided tasks
- B Aided tasks