Question

gina is brushing her hair with a hard plastic comb. as she runs the comb through her hair, her hair becomes positively charged, and the comb becomes negatively charged. after a while, ginas hair becomes attracted to the comb and will move toward it even before the comb touches her hair. this happens because

a. negatively charged objects repel positively charged objects.

b. negatively charged objects attract positively charged objects.

c. negatively charged objects attract other negatively charged objects.

d. negatively charged objects are unable to touch positively charged objects.

Explanation:

According to the principle of electrostatics, opposite - charged objects attract each other. The negatively - charged comb attracts the positively - charged hair.

Answer:

B. negatively charged objects attract positively charged objects