Which of these changes do not involve forming or breaking chemical bonds? a) burning and melting b) rusting and cutting c) burning and digestion d) boiling and melting

In a load, the load is paralel to the shaft. n a. angular n b. thrust n c radial n d. none of the above

Ryan is examining the energy of the particles in a bar of gold. what is ryan most likely studying?

An electric power distributor charges residential customers $0.10 per kilowatt-hour (kwh). the company advertises that "green power" is available in 150 kwh blocks for an additional $4 per month. (green power is generated from solar, wind power, and methane sources.) if a certain customer uses an average of 391 kwh per month and commits to one monthly 150 kwh block of green power, what is her annual power bill