A cat is walking down a sidewalk and spots a dog in a nearby yard the cat starts to run in the opposite direction and then quickly climbs a tree which of the following changes most accurately describes the movement of the cat a. change in speed b. change in distance c. change in velocity or D change in motion

Unpolarized light whose intensity is 1.19 w/ is incident on a polarizer. (a) what is the intensity of the light leaving the polarizer? (b) if the analyzer is set at an angle of = 41.0∘ with respect to the polarizer, what is the intensity of the light that reaches the photocell?

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final

Often called simply "velocity," this is the velocity of an object at a particular moment in time.