Physics, 16.04.2020 00:16, crtlq

Which arrow represents the centripetal acceleration?

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Physics, 22.06.2019 08:00, cia196785920

If a balloon is taken outside on a very cold day, what will occur?

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Physics, 22.06.2019 08:40, kayleewoodard

Apulley system is used to lift a 2,000 newton engine up a distance of 3 meters. the operator must apply a force of 250 newtons to the chain of the pulley system to lift the motor. to lift the engine 3 meters, the operator must pull a total of 30 meters of chain through the pulley system. what is the value of di?

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Physics, 23.06.2019 01:40, gatorboy1788

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Physics, 23.06.2019 03:30, desiiraee6265

One soccer player (a) is moving at 4 km/h when she kicks the ball while another soccer player (b) is moving at 8 km/h. what statement accurately compares their kinetic energy if they have the same mass? a) both soccer players have the same kinetic energy. b) player b has twice the kinetic energy of player a. c) player b has four times the kinetic energy of player a. d) their kinetic energy can't be compared without knowing their mass.