Which quantities are categorized as vectors or scalars?

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SUMMARY

The discussion clarifies the distinction between vectors and scalars by categorizing specific quantities. The speed of a train, acceleration of a rocket, and velocity of a train are identified as vectors due to their directional nature. In contrast, the volume of a cube, mass of a pint of milk, and force of gravity are classified as scalars, as they do not possess direction. Understanding these definitions is crucial for correctly identifying quantities in physics.

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  • Familiarity with the definitions of vectors and scalars
  • Knowledge of examples of physical quantities
  • Ability to differentiate between directional and non-directional quantities
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Students studying physics, educators teaching physical science, and anyone seeking to understand the fundamental differences between vectors and scalars.

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Identify each of the quantities below as Vector or Scalar.
Speed of a train. (Vector)
Volume of a cube. (Scalar)
Acceleration of a rocket. (Vector)
Mass of a pint of milk. (Scalar)
Velocity of a train. (Vector)
Force of gravity. (Scalar)

I put my answers in parentheses but I am not really comprehending the definition of vectors and scalars.My homework won't give any hints of what i got wrong.Can somebody help me see where I am going wrong at.
 
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Vectors have a direction associated with them (implied or stated). Which items have a direction?
 

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