You are given a question or fill-in-the-blank question, two answer options (Option1 and Option2) and an Explanation. Your task is to find the correct answer (return the string of the correct option, not option1/2) for the given question from the given options and using explanation.

Q: Question: If Milo is experimenting in his lab and he increases the temperature in the room, what happens to the energy of the particles in that room? 
 Option1: it increases 
 Option2: it decreases 
 Explanation: At higher temperatures, particles of reactants have more energy, so they move faster.

A: it increases
****
Q: Question: A slow moving stream is capable of carrying _____ particles than a fast moving stream. 
 Option1: larger 
 Option2: smaller 
 Explanation: In erosion, a slower moving stream will only carry smaller particles.

A: smaller
****
Q: Question: Jimbo was playing on his sled one day. He slid down a snowy hill and then slid down a rocky hill. Which hill created less heat energy? 
 Option1: snowy hill 
 Option2: rocky hill 
 Explanation: Friction causes the molecules on rubbing surfaces to move faster, so they have more heat energy.

A:
snowy hill
****