write one sentence about technology used to make that object and another sentence describing the science behind the technology

State the right hand rule of the direction of magnetic field in a conductor carrying current

Suppose you have three polarizing filters, with the second at an angle of 42∘ to the first and the third at an angle of 90∘ to the first. by what perfect will the original intensity of unpolarized light be reduced to after passing through all three filters?

An object's buoyant force and weight mean the same thing.a. trueb. false