The lever allows jeff 150 pounds to lift a much greater weight 600 pounds because a) the larger force is applied over a longer distance b) the larger force is applied over a shorter distance c) the smaller force is applied over a longer distance d) the smaller force is applied over a shorter distance

What law energy has never been broken

To travel at constant speed, a car engine provides 24kw of useful power. the driving force on the car is 600n. at what speed does it travel?

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.