The picture shows a child sliding down a plastic slide.

Question

Which statement best describes why the child's hair stands up after he slides down the slide?

a
Friction caused a transfer of electrons between the slide and the child, making each of his like-charged hairs repel each other.
b
Friction caused a transfer of electrons between the slide and the child, making his like-charged hairs attract the air through induction.
c
Energy was transferred from the slide to the child through induction, causing the child's hair to become charged and stand up.
d
Energy was transferred from the child to the slide through conduction, causing the child's hair to become charged and stand up.

Answer 1

a
Friction caused a transfer of electrons between the slide and the child, making each of his like-charged hairs repel each other.