If the electromagnetic force is stronger than gravity, then why is it overpowered by gravity on large scales?
A) The electromagnetic force only works on scales of about the size of an atomic nucleus.
B) The electromagnetic force follows an inverse cube law with distance, rather than an inverse square law.
C) Electrical charge is canceled out by mass.
D) Most objects are electrically neutral.
D) Most objects are electrically neutral.
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One mole of Carbon 12 has a mass of 12.00 grams. What is the mass of a C12 atom?
a. 
b. 
c. 
d. 
e. 
Mercury is _______________ to the Sun, thus affecting its rotation
Fill in the blank(s) with correct word
If the electric flux through a closed surface is zero, the electric field at points on that surface must be zero
A) True B) False
If the potential at point A is one volt it means that
A. an object at A has charge equal to one coulomb. B. an electron at A can perform one Joule of work. C. a charge at A has potential energy one joule for each coulomb of charge. D. there is a small battery present.