The experiment is repeated with a piece of paper between the paperclip and the magnet.
How might this affect the results Jack obtains?
Explain your reasoning.

If you want to change the pitch of a sound, you have to change the

Avehicle has an oil leak that is causing the entire oil pan to be wet, but inspection reveals no exact source after cleaning off the oil residue. technician a says to install a fluorescent dye in the crankcase and operate the engine, then re-inspect for leaks with a special light (black light). technician b says the oil leak may be coming from a source at the top of the engine, such as a valve cover gasket. who is correct?

The amount of potential energy possessed by an elevated object is equal to what?