You are given a short paragraph, a question and two choices to answer from. Choose the correct answer based on the paragraph and write the answer(not the key).

[EX Q]: Paragraph: The more charged the objects are, the stronger the electrostatic force between them.
Question: Megan had two charged metal balls that she was analyzing. If she decreases the charge of the balls, the electrostatic force between them
Choices: A)decreases
B)increases
[EX A]: decreases

[EX Q]: Paragraph: Rougher surfaces have more friction between them than smoother surfaces.
Question: Eric rubs together tissue paper and then sandpaper. The smoother tissue paper has _____ friction than the sandpaper.
Choices: A)less
B)more
[EX A]: less

[EX Q]: Paragraph: Waves with shorter wavelengths have more energy.
Question: Lana is zapping things with light of varying wavelengths. When she zaps things with shorter wavelength light, the energy imparted is
Choices: A)greater
B)lesser
[EX A]:
greater