Puzzle 1

What nature feels about a vacuum

Brief flashes of light

Wild dog or Forsyth book, Day of the __

Maker of environmentally friendly cleaning goods

Animals with striped legs related to giraffes

Hot and sour Thai soup

First British woman in space: Helen __

__ cat, wild plains South American feline

Umberto __, Polar explorer in the airship Norge

__ Sahib, the holy book of Sikhism