1.2 Define the following terms and in each case give the symbol and the unit: 1.2.1 wavelength (4) ·​

Anton created a chart listing different types of materials.which best complete the chart? (a)x: copper y: glass(b)x: rubber y: copper(c)x: paper y: silicon(d)x: silicon y: glass

An inclined plane wrapped around a metal shaft is a a. lever b. screw c. pulley d. wedge

An initially unpolarized light if intensity 500 w/m^2 passes through four polarizers. the transmission axis between adjacent polarizers is 45∘. what percentage of the initial intensity is transmitted by the system?