Physics, 19.04.2021 19:00 RainbowPieWasHere
April rubs a felt cloth against a plastic rod to charge the cloth and the rod. What type of charging is this? HINT: Are the felt cloth and plastic rod considered conductors or insulators? Do they touch or are they just brought close together?
Answers: 3
Physics, 22.06.2019 10:30
J. j. thomson’s experiment disproved the theory that an atom
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Physics, 22.06.2019 13:30
The two stars in a certain binary star system move in circular orbits. the first star, alpha, has an orbital speed of 36 km/s. the second star, beta, has an orbital speed of 12 km/s. the orbital period is 137 d. a) what is the mass of the star alpha? b) what is the mass of the star beta?
Answers: 1
Physics, 22.06.2019 15:00
Steelhead trout migrate up stream to spawn.occasionally they need to leap up small waterfalls to continue their journey. fortunately, steelhead are remarkable jumpers, capable of leaving the water at a speed of 8.0 m/s. a. what is the maximum height a steelhead trout can jump? b.leaving the water at 8.0 m/s, the trout lands on top of the water fall 1.8 m high. how long was it in the air?
Answers: 2
Physics, 22.06.2019 17:30
Ethanol has a heat of vaporization of 38.56 kj/mol and a normal boiling point of 78.4 c. what is the vapor pressure of ethanol at 14 c?
Answers: 3
April rubs a felt cloth against a plastic rod to charge the cloth and the rod. What type of charging...
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