Which statement best describes how changes behave a. opposites charges repel against each other and like charges attract to each other b. opposites charges attract to each other and like charges repel against each other c. charges do not exist d. charges do not interact with each other
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Physics, 21.06.2019 23:00
Athermometer is removed from a room where the temperature is 70° f and is taken outside, where the air temperature is 10° f. after one-half minute the thermometer reads 60° f. what is the reading of the thermometer at t = 1 min? (round your answer to two decimal places.) ° f how long will it take for the thermometer to reach 30° f? (round your answer to two decimal places.)
Answers: 3
Physics, 22.06.2019 16:50
Aresistor with an unknown resistance is connected in parallel to a 9 ω resistor. when both resistors are connected in parallel to an emf source of 21 v, the current through the unknown resistor is measured with an ammeter to be 4 a. what is the resistance of the unknown resistor? answer in units of ω.
Answers: 3
Physics, 22.06.2019 19:00
The law of reflection states that the angle of reflection is equal to the angle of
Answers: 1
Physics, 22.06.2019 23:00
During the past 150 years in the united states, how did energy consumption compare to population growth
Answers: 1
Which statement best describes how changes behave a. opposites charges repel against each other and...
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