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1014 Question

1. Lens Filter: UV/FLD/CPL

UV: block ultraviolet light, modern sensor resistant to UV

  • Act as protection

FLD: compensates for the greenish tint

  • Useless since white balance can be post-edited

CPL: Circular Polarizing Filter

  • Reduce reflections and glare from non-metallic surfaces

Solar Filter: designed to protect sensor and eye

  • Block sunlight and UV and IR

2. (Solar) Eclipse

Solar Eclipse: Moon pass between Earth and Sun

  • Total
  • Partial
  • Annular

Moon Eclipse

3. Halloween

Date: Oct 31st

Origin: Celtic festival of Samhain, the boundary between living and dead became blurred

Incorporated into Christian holidays

  • “All Hallow’s Eve” shortened to “Halloween”

Traditions

  • Costume
  • Trick or Treating
  • Pumpkin carving
  • Haunted houses

4. Arab and Jew

All trace back to biblical figure Abraham

  • Jew: Abraham’s son Isaac
  • Arab: Abraham’s son Ishmael

Religion:

  • Jew: covenant between God and Abraham
  • Islam: established many centuries later

5. Parcel, Freight, Cargo

Logistics: from French word “Logistique”, means “art of planning”

  • Trace back to Greek word logistikos meaning “skilled in calculating”

Freight: comes from Middle Dutch word “vrecht” or Old High German “fracht”, both meaning “earnings”.

  • By the 15th century in English, refer to cargo transported by ship

Parcel: traced back to Old French “Parcelle”, from Latin “Particella”, a diminutive form of “part”