Which of the following is NOT a way of recording a scene?

An object of dimensions 50 cm x 40 cm x 0.20 cm has a mass 60g. find its density in g/cm3 and kg/ m3

Two polarizers are oriented at 24.0∘ to one another. light polarized at a 12.0-degree angle to each polarizer passes through both. what is the transmitted intensity (%)?

What is the force that opposes motion and works against the downward pull? a) friction b) gravity c) weight d) acceleration