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 M¢25  Funded By Mahalo ? |  October 16, 2009 01:17 AM

I Need These Answers asap.I Couldn't Find Them Anywhere In My Book Please.I'm Home Schooled Email Me hott-girl-05@hotmail.com Please Help ME

1)True Or False Electrons attract each other?
2)True Or False Electrons have a negative charge?
3)True Or False For an electric current to flow the only thing needed is for two objects to have a difference in charge?
4)True Or False When we switch on current,we are opening the circuit?
5)True Or False if two light bulbs are connected in a series circuit,turning off one will not affect the other?
6)True Or False Volts measure the flow of and electric current through a circuit?
7)True Or False Current is the voltage multiplied by the resistance?
9)True Or False In a wet cell,electrons move from the negative electrode to the postive electrode?
10)True Or False Magnetic forces are the weakest at the poles of a magnet?
11)True Or False A generator produces electric current by moving a coiled wire through a magnetic field?
12)True Or False A wet cell and a generator both produce direct current?
13)what causes lightning to strike between clouds or to touch the earth?
Interesting Question?  Yes (0)   No (1)   

Uninteresting: lidyax

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Best Answer  Decided by Votes

 
October 16, 2009 08:49 AM
1) False they repel each other (http://www.answerbag.com/q_view/979392)
2) True (http://en.wikipedia.org/wiki/Electron)
3) False (http://answers.yahoo.com/question/index?qid=20080903080057AAsn3kd)
4) False (life)
5) False (http://answers.yahoo.com/question/index?qid=20080903080057AAsn3kd)
6) False voltage measures surprise, surprise voltage (http://answers.yahoo.com/question/index?qid=20080903080057AAsn3kd)
7) False current=voltage/resistance (http://answers.yahoo.com/question/index?qid=20080903080057AAsn3kd)
8) ?
9) True (life)
10) False at the poles they are the strongest (life)
11) True (life)
12) Usually true but you can get Alternate Current (AC) generators (life)
13) (http://answers.yahoo.com/question/index?qid=20071108070521AAgu9cG)
Source(s):
http://www.answerbag.com/q_view/979392
http://en.wikipedia.org/wiki/Electron
http://answers.yahoo.com/question/index?qid=20080903080057AAsn3kd
life
http://answers.yahoo.com/question/index?qid=20071108070521AAgu9cG



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October 16, 2009 10:34 AM
Regarding #6, voltage measures potential difference, not surprise. The units for measuring current are Amperes, sometimes shortened to Amps (not to be confused with amplifiers). The symbol for Ampere is A. Smaller currents can be measured in milli-Amperes (mA) which are 1/1000 A.

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October 16, 2009 03:51 PM
If your physics textbook doesn't say what charge is on an Electron, you're going to need a better textbook.

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