Question: Endothermic reactions are reactions that require more energy to start than they give off in the products. Which statement describes an endothermic reaction?

  Options: 
 A. It gives off heat energy and is hot to the touch.
 B. It absorbs heat energy and is cold to the touch.
 C. It gives off light energy and produces visible light.
 D. It gives off water and is wet to the touch.
Answer: B