Asmall dog is trained to jump straight up a distance of 1.2m. how much kinetic energy does the 7.2kg dog need to jump this high? (the acceleration due to gravity is 9.8m/s2.) show work & and explain in simple

Which career professionals are part of the architecture and construction career cluster? check all that apply. a. civil engineers b. carpenters c. landscapers d. plumbers e. surveyors f. civil drafters

Unpolarized light falls on two polarizer sheets whose transmission axes are at right angles. a third polarizer is placed between the first two so that its axis makes a 52-degree angle with the axis of the first polarizer. a) what fraction of the incident light intensity is transmitted through the first polaroid? b) what fraction of the incident light intensity is transmitted through the second polaroid? c) what is the angle of polarization of the light that enters the third polaroid? d) what fraction of the incident light intensity is transmitted through the third polaroid. e) what happens if the middle polaroid is removed?

Matter that emits no light at any wavelength is called