On a weekend trip to the beach, your friends put you in charge of pulling the cooler out to your picnic area. you estimate the cooler has a mass of about 15 kg, and the distance from the car to the picnic area is a level 50 m. you hold the handle at 25° above the horizontal, exerting a force of 25-n on the cooler from the handle. how much work does the handle do on the cooler while moving from the car to the picnic area?
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Physics, 22.06.2019 07:30
30 points - when can a theory be modified if a new type of technology allows for new observations that raise new questions? a. immediately, while the questions about the theory are being asked b. after new hypotheses related to the theory are tested in experiments c. only after the new observations disprove all parts of the theory d. while scientists begin to think about how the theory could improve
Answers: 1
On a weekend trip to the beach, your friends put you in charge of pulling the cooler out to your pic...
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