Physical World

12345
Across
  1. 2. itisalatinwordwhichmeans'toknow'
  2. 3. itisagreekwordwhichmeansnature
  3. 4. physicsafter1900
  4. 5. Strongestforcewithintherangeofnucleus
Down
  1. 1. forcebetweenmassivebodies