2020-10-08

• The camera (Hasselblad 500EL) that was used during the Moon had a sheet of glass called a Reseau plate
  • Put black reference crosses on the images that allowed measurements to be done with the photographs

astr-1101

• Telescopes
• Lenses or mirrors can make telescopes
  • Lens and mirror properties
    • Focus light
    • Reflect and refract light
• Keys to a good telescope
  • As much light as possible
  • As much detail as possible
• Focal length
  • Distance from lens/mirror --> focal point
• Focal point
  • Where all light rays converge
• Saving images allows astronomers to analyze images with greater detail
  • Photographic plates --> chemicals that react to light
  • CCD (sensor)
    • Charge-coupled device
    • Light is stored as an electrical charge
• Human eyes are most sensitive to the colour green

phil-1101

• Argument against God
  • Video lectures
• God
  • Omnipotent --> all-powerful
    • We need to be careful with the definitions so we void illogical questions
      • Can God create a married bachelor?
      • Can God create a four-sided triangle?
      • A married bachelor is logically impossible
    • God cannot make contradictions (that which is logically impossible)
      • We assume God is bound by the laws of logic
    • God is bound by the laws of logic but not the laws of physics
  • Omniscient --> all-knowing
    • Everything that is true, God knows
  • Omnibenevolent --> all-loving
    • God wants to do as much good as possible
    • God wants to eliminate as much evil as possible