My spellings

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Across
  1. 5. a choice between multiple things
  2. 6. making sure everyone is involved
  3. 8. an intrusion on property
  4. 9. The wearing away of rocks
Down
  1. 1. you sit on your couch and watch it
  2. 2. unclear in ones mind
  3. 3. when two cars hit each over
  4. 4. to revisit a subject
  5. 7. a type of maths equation
  6. 9. bombs,grenades and gun powder do this