The required force to do the same amount of work. 2. Fill in the blank. When using a wrench if you double the length of the wrench (effort arm), you have
doubled
tripled
halved
Quartered

Which statement correctly describes the relationship between frequency and wavelength?

Since the energy was not raising the temperature of the water during these segments, what was the energy used to do instead? your answer must include an explanation of what is happening to the molecules.

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