Ski Jumping Crossword

1234567
Across
  1. 2. The formation ski jumpers use for the most distance
  2. 5. Water vapor which is frozen into tiny crystals
  3. 6. A chance for athletes all around the world to compete
  4. 7. The study of the properties of moving air and the interaction between the air and solid bodies moving through it
Down
  1. 1. The man who created (blanks) 3 laws of physics
  2. 3. A hill that ski jumpers must go down to gain speed
  3. 4. The study of how a ski jumper flies through the air
  4. 5. Metal that ski jumpers use to glide down massive hills