Solution to Frame 22
FRAME 23
Unlike charges attract because the excess of electrons from unlike
the negatively charged object want to get to the positively
charged object. They will also try to go to an object with no
charge. Electrons from the negative pith ball want to go to
the _____________________________________________.
Solution to Frame 23
FRAME 24
The positively charge pith ball attracts the negatively
positive pith ball (and
charged pith ball because it lacks electrons and wants to
also, to the pith ball
(gain/lose) electrons.
with no charge)
Solution to Frame 24
FRAME 25
gain
Unlike charges attract, but, as can be seen in the drawings
above, like charges (repel/attract). Note that the two pith
balls with no charge neither repel nor attract each other.
Solution to Frame 25
FRAME 26
a.
b.
c.
d.
e.
f.
repel
______ _______ _______ ______
______ ______
Indicate whether the pith balls shown will attract, repel, or
neither attract nor repel. their direction of movement.
MD0902
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