How have workers in the past tried to better their lives? by forming "working schools" where they could continue and improve their education by taking control of factories and running them together as worker councils by frequently changing jobs to find the best possible situation for their lives by pushing for laws that helped improve working conditions and increase wages

Ajet plane has a sound level of 120 db at a distance of 60 m. what is the q23. sound level at a distance of 6.0 km? (60)2 (6000)? om solution 80db db, hint: 16x assume ultrasound waves travel through the body of an animal at 1540 q24. m/s. if a 30,000 hz signal were reflected off a portion of a heart which was moving toward the source at 3 m/s, what frequency signal would return to the stationary source? solution 30.117hz

Suppose a comet has an orbital period of 309.1 years around the sun. what is it’s average distance from the sun?

Where do magnetic lines of force enter earth?