Why do we forget?

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Across
  1. 2. Being unable to learn new information after the brain damage occured
  2. 3. Memory loss of the events that happened before the brain damage
  3. 4. A type of interference when info we've recently learnt hinders our ability to recall info that we have previously learnt
  4. 5. A brain structure that is crucial for memory
  5. 7. General setting or environment in which activities happen
Down
  1. 1. Things that we have learned which then make it difficult to recall other info that we've learnt
  2. 6. A type of interference when info that we've already learnt hinders our ability to recall new information