Which one of the following accurately pairs the device with its function? a. bourdon gage—move pistons to create a system of constant pressure b. bourdon gage—indicate steam pressure in a furnace c. manometer—check batteries d. manometer—determine the specific gravity of a liquid

The roller coaster from problem #1 then tops a second hill at 15.0 m/s, how high is the second hill? 91.5 m 79.2 m 80.0 m 68.5 m

Ahypothesis is? close agreement by competent observers of observations of the same phenomena. a guess that has been tested over and over again and always found to be true. an educated guess that has yet to be proven by experiment. the long side of a right triangle. a synthesis of a large collection of information that includes guesses.

Find v(t), given acceleration a(t)=7j and initial velocity v(0)=k