British Columbia Knowledge Test Coach
Safe drivingQuestion 359 of 412

What happens to the force of a crash if you double your speed?

  1. It doubles
  2. It becomes four times larger
  3. It stays the same
  4. It becomes three times larger
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Correct answer: It becomes four times larger

When the speed doubles, the force of the crash is four times larger. This is why slowing down saves lives.

Source: Learn to Drive Smart (ICBC, 2026), Chapter 8, Emergency strategies: Avoiding crashes or reducing the impact, page 131

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Questions last reviewed: 18 October 2026