Suppose you connect a wire from the positive to negative terminal of a
battery. Once this circuit is connected, all of the following items are put
next to the wire, which one of them moves?
A) compass needle
B) a petri dish full of water
C) small piece of aluminum foil
D) a battery placed in the opposite direction
Answers: 3
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The image shows a pendulum in simple harmonic motion the pendulum starts at a and swing to e
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Which situation will have the highest resistance? a.long wire and high temperatureb.short wire and high temperaturec.long wire and cold temperaturedshort wire and low temperature
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What is the temperature in degrees celsius of a substance with a tempature of 49k
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Consider a hydrogen atom in the ground state. what is the energy of its electron? =e= jj now consider an excited‑state hydrogen atom. what is the energy of the electron in the =5n=5 level? =e5= j
Answers: 3
Suppose you connect a wire from the positive to negative terminal of a
battery. Once this circuit...
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