Which of the following statements is true? An object with extra electrons has a negative charge.
O The north pole of a magnet will be attracted to the north pole of another magnet. Need help now
Simple machines are made of two or more compound machines.
all of the above

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orlando19882000

18.05.2022

Chemistry

4, because when there is no number after decimal then all the numbers are considered significant even 0 is the last number.

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Which of the following statements is true? An object with extra electrons has a negative charge. O The north pole of a magnet will be attracted to the north pole of another magnet. Need help now Simple machines are made of two or more compound machines. all of the above