SI derived unit

Columns: Name | Symbol | Quantity | Expression in terms of SI base units
kilogram per square metre | kg/m | area density | m ⋅kg | kilogram per cubic metre | kg/m | density , mass density | m ⋅kg | cubic metre per kilogram | m /kg | specific volume | m ⋅kg | joule second | J⋅s | action | m ⋅kg⋅s | joule per kilogram | J/kg | specific energy | m ⋅s | joule per cubic metre | J/m | energy density | m ⋅kg⋅s | newton per metre | N/m = J/m | surface tension , stiffness | kg⋅s

Example questions:
What is the name of the SI derived unit whose quantity is the total of this per unit distance ? | What is the name of the SI derived unit where a fluid with a high amount of this may appear to be a solid ? | What is the expression in terms of SI base units for the quantity where a straight line has zero of this ? | What is the quantity of the SI derived unit whose alternative name was the stère ?

Answers:
reciprocal metre | square metre per second | m | area