Practice question

How does grade affect stopping distance, according to Alberta's guide concepts?

  1. Grade never matters
  2. A vehicle travelling uphill stops in a shorter distance than on level ground at the same speed; downhill is longer
  3. Uphill always doubles stopping distance
  4. Only wind affects stopping

Answer: B — A vehicle travelling uphill stops in a shorter distance than on level ground at the same speed; downhill is longer

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