Select the correct answer. Light Incident on a surface at an angle of 45° undergoes diffused reflection. At what angle will it reflect?

In a system, when potential energy decreases, then entropy also decreases. true false

What occurs during a combustion reaction

Aclarinetist, setting out for a performance, grabs his 3.350 kg clarinet case (including the clarinet) from the top of the piano and carries it through the air with an upward force of 24.65 n. find the case's vertical acceleration. indicate an upward acceleration as positive and a downward one as negative.