4. The fastest runner in a track and field event is the one with the
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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?

What is the average speed of a car that travels 40mph for 1 hour and 60 mph in another hour will mark brainliest

Chemical energy is a form of energy. a. heat b. kinetic c. potential d. electromagnetic