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Scelta multipla
Which of the following quantities is a vector?
A
B
C
D
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Guida verificata passo dopo passo
1
Step 1: Understand the difference between scalar and vector quantities. Scalars have only magnitude (size), while vectors have both magnitude and direction.
Step 2: Analyze each quantity given: Speed is a scalar because it only tells how fast an object is moving, without direction.
Step 3: Mass is a scalar because it represents the amount of matter in an object and has no direction.
Step 4: Distance is a scalar because it measures the total length of the path traveled, regardless of direction.
Step 5: Displacement is a vector because it represents the shortest straight-line distance from the starting point to the ending point, including direction.