1.   A quantity with only magnitude is called a _____.
    A. resultant B. scalar
    C. matrix D. vector
    Hint

  2.   The sum of two or more vectors is called _____.
    A. the magnitude B. the resultant
    C. a scalar D. the zero vector
    Hint

  3.   The magnitude of is 41.3 meters and the magnitude of is 53.6 meters. If and are perpendicular, what is the magnitude of their sum?
    A. about 34.2 meters B. about 67.7 meters
    C. about 41.9 meters D. about 54.0 meters
    Hint

  4.   If both the initial and terminal points of a vector are at the origin, the vector is __________.
    A. linearly independent B. the zero vector
    C. negative D. positive
    Hint

  5.   If a vector has its initial point at the origin, it ________.
    A. is in standard position B. has a magnitude of zero
    C. has no direction D. is a scalar
    Hint