Given a scientific question and its correct answer, generate supporting facts for the answer. This supporting fact can be an explanation for the answer to the given question.

Question: What is the small intestine lined with that helps with nutrient absorption? Answer: villi
Image copyright Sebastian Kaulitzki, 2013. The small intestine is lined with tiny villi that help absorb nutrients . Used under license from Shutterstock. com.

Question: What is the clear, protective covering on the outside of the eye? Answer: cornea
First, light passes through the cornea of the eye. The cornea is a clear, protective covering on the outside of the eye.

Question: The amount of kinetic energy in a moving object depends directly on what two factors? Answer: mass and velocity
The amount of kinetic energy in a moving object depends directly on its mass and velocity. It can be calculated with the equation: .