Question

comb attracting pieces of paper
lightning striking earth
image courtesy: people.virginia.edu
image courtesy: learn.sparkfun.com
which type of force does the picture above represent?
gravity
electrical (electrostatic) force
spring (elastic) force
air resistance

Explanation:

The comb attracting paper is due to static - electricity build - up on the comb, creating an electrostatic force. Lightning is a large - scale electrostatic discharge. Both are examples of electrical (electrostatic) force.

Answer:

B. electrical (electrostatic) force