A 500-W device is connected to a 120-V ac power source. What rms current flows through this device?

Asuppose a suitcase has a mass of (m) 30 kg and a net force (n) of 10 kg*m/s. what is the acceleration rate of the suitcasein m/s? show your work to support your answer.

Awalk up the phase change graph worksheet

Which best represents the law of conservation of mass ?