MC1
Which best describes a vector?

Question

BlackTom AI · Accepted Answer

The prompt poses the question: 'MC1 Which best describes a vector?' and lists an answer field as 'Quantity with magnitude and direction.' but provides no answer options to evaluate.

Even without the options, we can reason about the concept of a vector. A vector is a quantity that has both magnitude (how much) and direction (which way). This distinguishes it from a scalar, which has only magnitude and no inherent direction, such as mass, temperature, or time.

If we consider common comparative statements:
- A quantity with magnitude only would be a scalar, not a vector.
- A quantity described solely by direction without a magnitude would be incomplete for a vector in standard physics contexts.
- Some statements may confuse vector with a force or velocity, but the essential characteristic that defines a vector is the combination of magnitude and direction.

Given the provided answer text, 'Quantity with magnitude and direction' aligns with the standard definition of a vector. However, because the answer options are missing, we cannot systematically evaluate each alternative as we normally would. The key takeaway is that the best characterization of a vector is that it possesses both magnitude and direction, setting it apart from purely scalar quantities.

MCV4U - Qi - Q2 Unit 1 Online Quiz (Modules 1 & 2)

MC1 Which best describes a vector?

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