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Author Question: When a battery is used to light up a lightbulb, A) the amount of electrical current flowing into ... (Read 100 times)

student77

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on: Jul 29, 2018
When a battery is used to light up a lightbulb,
 
  A) the amount of electrical current flowing into one side of the battery is equal to the amount flowing out of the other side.
  B) electric charge builds up on the battery terminals but none of it actually flows through the bulb.
  C) electric charge builds up within the bulb, causing the bulb to light up.
  D) some of the electrical current produced by the battery is consumed by the bulb, and the rest flows back into the battery.
  E) all the electrical current produced by the battery is consumed by the bulb.

Question 2

Two moons orbit a planet in circular orbits. Moon A has orbital radius R, and moon B has orbital radius 4R. Moon A takes 20 days to complete one orbit. How long does it take moon B to complete an orbit?
 
  A) 20 days
  B) 80 days
  C) 160 days
  D) 320 days
  E) 5 days


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wfdfwc23

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Reply #1 on: Jul 29, 2018
Answer to Question 1

A

Answer to Question 2

C


student77

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Reply 2 on: Jul 29, 2018
Thanks for the timely response, appreciate it

Laurenleakan

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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