Question detail
What is the definition of speed in physics?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Forces and motion
Question
- A. Distance travelled per unit time
- B. Distance travelled in a specific direction
- C. The rate of change of velocity
- D. Distance divided by time
Answer
Distance travelled per unit time
Explanation
Speed is defined as the distance travelled per unit time, which quantifies how fast an object is moving regardless of direction.
Common mistake
Misunderstanding Speed Definition
Students often confuse speed with velocity, thinking they are the same because both involve distance and time.
Emphasize that speed is a scalar quantity that only considers distance travelled over time, while velocity is a vector quantity that includes direction.
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