Complete each calculation and report the answer using the correct number of significant figures.

5.170 kg + 4.20 kg =
kg

11.8713 l – 6.2 l =
l

(3.14 mm)(1.173 mm) =
mm2

Ais useful when you need a simple machine to you separate two things. a. lever b. screw c. pulley d. wedge

Agas contained within a piston-cylinder assembly undergoes three processes in series: process 12: compression with pv= constant from 1 bar and 1 liter to 4 bar. process 23: constant pressure expansion to 1 liter. process 31: constant volume calculate the pressure and volume at each state, and sketch the processes on a p-vdiagram labeled with pressure and volume values at each numbered stat

Acaterpillar tries to climb straight up a wall a meter high, but for every 2 cm up it climbs, it slides down 1 cm. eventually, it reaches the top. when it reaches the top, it does not pull itself over so it will slide down 1 cm. what is the total displacement traveled?