Is displacement a scalar quantity?

Distance is a scalar quantity and ___________ is a vector.

Say True or False. Aceleration is a scalar quantity.

Define density. Is it a scalar or vector quantity ? Give its unit and dimension?

Define density. Is it a scalar or vector quantity ? Give its unit and dimension?

Let A be an nth-order square matrix and B be its adjoint, then |A B+K I_n| is (where K is a scalar quantity) (|A|+K)^(n-2) b. (|A|+)K^n c. (|A|+K)^(n-1) d. none of these

Assertion: Gravitational potential is a scalar quantity and its unit is J/kg. Reason: From this expression, g' = g|1 - d/(R_e)| it is explained that as we go deep into the earth, gravity decreases. i.e. As d increases, g' decreases. At the centre of earth. g' = 0.

________ is a scalar quantity.