Thomson observed that the production of cathode rays did not depend on the kind of gas in the tube or the type of metal used for the electrodes. What conclusion did he draw from these observations?

For a vapor power cycle with a turbine that produces 5 MW and a pump that requires 100 kW, the net power produced by the cycle is 5100 kW.

The perimeter of an equilateral triangle is 36 inches. Find the length of an altitude.

Show that if f and g are positive increasing functions on an interval I, then their product fg is increasing on I.

A solubility product can be used to predict whether a ______ will form when solutions are mixed.

Describe translations that transform the graph of f(x) = ∛x into the graph of the given function. j(x) = ∛(x + 4) - 8

Find the critical points of f on the given interval.

f(x)=sin 3x on $[ - \pi / 4 , \pi / 3 ]$

Write a news story that might have appeared in a local paper after Pelayo's discovery of the winged man. Include comments from townspeople and a suitable headline.

Graph the equation. Identify the vertices, foci, and asymptotes of the hyperbola.

$$x^2/9-y^2/36=1$$

Comprension. Contesta las preguntas segun el ensayo. 1.Segun el autor, ¿de que depende el crecimiento economico? 2.¿Quienes ocupan "el lugar privilegiado de la modernidad economica"? 3.¿Que porce ntaje de latinoamericanos que inician la educacion primaria la termina? 4.¿Cuales soluciones plantea el autor para mejorar la condicion de los maestrod? 5.¿Como se debe enesenar la plitizacion en las escuelas ¿Por que se debe ensenar? 6.¿Que papel puede cumplir la diversidad en el fortalecimiento de un pais? 7.¿Por que es importante respetar la diversidad? 8.¿Cuales son los tres sectores de una sociedad que tienen mas influencia en la educacion? 9.¿Como deben trabajar juntos estos tres sectores?

Air enters a turbojet engine at 320 m/s at a rate of 30 kg/s and exits at 570 m/s relative to the aircraft. The thrust developed by the engine is (a) 2.5 kN (b) 5.0 kN (c) 7.5 kN (d) 10 kN (e) 12.5 kN

During the 1998 Major League Baseball season, Mark McGwire of the St. Louis Cardinals hit 70 home runs. Of the 70 home runs, 34 went to left field, 20 went to left center field, 13 went to center field, 3 went to right center field, and 0 went to right field.

What is the probability that a randomly selected home run was hit to left field? Interpret this probability.

Find the exact value of each expression. $\sin 8^{\circ} \cos 22^{\circ}+\cos 8^{\circ} \sin 22^{\circ}$

Plot a graph based on the following story: "As I drove down the highway this morning, at first traffic was fast and uncongested, then it crept nearly bumper-to-bumper until we passed an accident, after which traffic flow went back to normal until I exited." Driving speed against time on the highway