Which would be more suitable for use in a portable vacuum cleaner, an induction motor or universal motor? For the fan in a home heating system? For the compressor motor in a refrigerator? For a variable speed hand-held drill? Given the reasons for your answer in each case.

Ahypothesis is? close agreement by competent observers of observations of the same phenomena. a guess that has been tested over and over again and always found to be true. an educated guess that has yet to be proven by experiment. the long side of a right triangle. a synthesis of a large collection of information that includes guesses.

Where is the potential energy throughout the loading, cocking, and releasing of the trebuchet?

When electrons are added to the outermost shell of a carbon atom, it forms--an anion that has a larger anion that has a smaller cation that has a larger cation that has a smaller radius.