Exam 2 Target 1 Retake Preap

1. A vector quantity

A. can be a dimensionless quantity

B. specifies only magnitude

C. specifies only direction

D. specifies both a magnitude and a direction

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2. A scalar quantity

A. can be a dimensionless quantity

B. specifies only magnitude

C. specifies only direction

D. specifies both a magnitude and a direction

3. In a diagram, the length of a vector arrow represents the

A. type of vector.

B. direction of the vector.

C. magnitude of the vector.

D. cause of the vector.

4. Which of the following is NOT true?

A. A velocity can be negative.

B. Velocity is a vector.

C. Speed is a scalar.

D. Speed can be negative.

5. If vectors are solved algebraically, then the resultant vector is drawn

A. from the tail of the first vector to the tail of the last vector.

B. from the tail of the first vector to the tip of the last vector.

C. from the head of the first vector to the tail of the last vector.

D. from the head of the first vector to the head of the last vector.