Select all that apply.

a vector always consists of

a) a force
b) mass
c) size
d) direction

The correct options are (C)and (D) are correct.

Explanation:

A vector is defined as quantity which have magnitude and direction. it is represented by the arrow whose direction is same as that of the quantity.Fro example : velocity, force, acceleration , work done etc.

Magnitude is a term which means size or extent or importance of something.

From this we can conclude that vectors always consists of direction and size(magnitude). Hence options(C)and (D) are correct.

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