HardTree Riddle
A woman is walking down a street night at a constant pace. As she passes the street light, she notices that her shadow becomes longer. Does the top of her shadow move faster, slower or the same when the shadow is longer as when it is shorter?
Riddle
A woman is walking down a street night at a constant pace. As she passes the street light, she notices that her shadow becomes longer. Does the top of her shadow move faster, slower or the same when the shadow is longer as when it is shorter?
Choose an answer
A.It moves faster when the shadow is longer.
B.It moves slower when the shadow is longer.
C.It stops moving entirely.
D.This point maintains a constant speed, independent of the lenght of the shadow.
Hint: It's a 13-word phrase with 65 letters, starting with "T".
Answer
This point maintains a constant speed, independent of the lenght of the shadow.
Why this is the answer
Using similar triangles, the tip of the shadow's speed stays proportional and constant regardless of shadow length.
This riddle is filed under Planet Riddles and rated Hard.