Question
In the tip-to-tail method, one can find the sum or resultant of two vectors A and B by ____.
Answer
In the tip-to-tail method, one can find the sum or resultant of two vectors A and B by placing the tail of B at the tip of A without changing either the length or the direction of either arrow.
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Because weight, and not mass, is used, the British system later derived the ____ as a unit of mass.
Energy on the atomic scale can be expressed in ____.
____ are numbers that have magnitude and direction.
Vectors are numbers that have ____.
____ are numbers that have magnitude only and no direction.
Scalars are numbers that have ____.