Yes. A scalar is a physical quantity that does not depend on direction. For example, temperature is a scalar because it has no directional value. Velocity is not a scalar (it is a vector quantity) because it has direction.
radius is a scalar quantity, it can not have a negative value.
scalar lol
Electric potential is a scalar.
scalar
Scalar
Speed is scalar because it does not involve a direction.
Scalar
It is scalar
Scalar
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it is scalar
scalar