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- Как изменилась скорость движ...
Physics, 13.04.2020 16:33 itscheesycheedar
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Железный гвоздь нагрели на плите:
- Как изменилась скорость движения молекул железа?
- Как изменится скорость движения молекул, если гвоздь опустить в холодную воду?
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We put a force of 50n on an object and the acceleration is 100 m/s². what is the mass of the object?
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The sound level near a noisy air conditioner is 70 db. if two such units operate side by side, the sound level near the, would bea. 70dbb. 73 dbc. 105 dbd 140 db
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Physics, 22.06.2019 19:30
Assume that two of the electrons at the negative terminal have attached themselves to a nearby neutral atom. there is now a negative ion with a charge -2e at this terminal. what are the electric potential and electric potential energy of the negative ion relative to the electron? the electric potential and the electric potential energy are both twice as much. the electric potential is twice as much and the electric potential energy is the same. the electric potential is the same and the electric potential energy is twice as much. the electric potential and the electric potential energy are both the same. the electric potential is the same and the electric potential energy is increased by the mass ratio of the oxygen ion to the electron. the electric potential is twice as much and the electric potential energy is increased by the mass ratio of the oxygen ion to the electron.
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