A pitched baseball goes faster than one that is gently thrown. Which law is

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?

The ability to make things happen is also called a. heat b. force c. matter d. energy

The first law of thermodynamics states that heat added to a system is neither created nor destroyed but is as it changes into other forms of energy.