Measurement?

Question

. The measurement -10 cm - does NOT give direction. Therefore, this measurement is considered:

a scalar

b complimentary

c vector

d congruent

10. If a measurement does give magnitude and direction, it is considered to be:

a scalar

b complimentary

c vector

d congruent

Answer 1

First one is scalar.  Second is vector.

Scalar numbers just have a magnitude (mass, temperature, etc).

Vectors have to have both a magnitude and a direction.

Answer 2

a. scalar :A quantity that has magnitude but not direction.

c. vector :A physical quantity that has both a magnitude and a direction.