A force F acts at one corner of a thin, square metal plate. The force acts in the same plane as the plate. Which dashed line represents the lever arm for the force about point O at the center of the plate?

An electric current in a wire will push or pull on a permanent magnet. which statement best explains how an electric current creates an electromagnetic force on another magnet?

Which of the following explains why it took so long for the public to accept the negative health effects of smoking? a)people were waiting for counter reasons, and those were presented.b)scientists had not completely finalized their results, which took 30 years.c)cigarettes were cheaply available and media channels were very inefficient.d)cigarette manufacturers were trying hard to bring an alternative into the market

Gunpowder residue is most likely to show up where on a shooters hands