A 100-meter sprint is a race using only the straight side of a racetrack. A 400-meter sprint is a race that makes one complete l
ap around a racetrack. Why are velocity and speed the same for a 100-m sprint but not a 400-m sprint?
1 answer:
Velocity is directional whereas speed is not.
On a 400-m lap, you change direction after the turn so velocity becomes negative, while speed is always positive.
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