Physics, 27.07.2019 01:30 viktoria1198zz
Which statement correctly compares and contrasts the information represented by the chemical formula and model of a compound? 1. both show how the atoms in a compound are connected. 2. models show how the atoms in a compound are connected. 3. chemical formulas show how the atoms in a compound are connected.
Answers: 2
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Awave is produced in a rope. the wave has a speed of 33 m/s and a frequency of 22 hz.
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The current in a hair dryer measures 11 amps. the resistance of the hair dryer is 12 ohms. what is the voltage?unit:
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Diego is trying to lift a piano to the second floor of his house. diego uses a pulley system and gives a big lift to the piano. the piano moves upward, then stops, and then it starts to fall to the ground. which list best describes the forces on the piano in the proper order? a.positive force, balanced force, negative force b.negative force, balanced force, positive force c.positive force, unbalanced force, negative force d. negative force, unbalanced force, positive force
Answers: 1
Which statement correctly compares and contrasts the information represented by the chemical formula...
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