Why do molecules change speed?. Claim 1: Molecules speed up when energy is created and slow down when energy is destroyed.

Claim 2: Molecules speed up when they get energy from other molecules and slow down when they give energy to other molecules.
is it claim 1 or 2

While winters are rainy, summers are dry. regions with this climate are usually in the eastern part of the continents. they experience hot, humid summers and colder winters. precipitations have a regular distribution throughout the year, but hurricanes are common.

This is all you, but i can give you some topics that you could try. if it rained when you want to do something outdoors, it 'limits' that human activity. maybe you want to do an experiment that goes throughout the whole year and you have to have above freezing the entire year. this 'limits' your activity. i thought of those just off of the top of my head. something that gets to me that might be getting to you is you are thinking too hard about what to do. think simply, and if it is too simple, then bump it up just a little bit.

Answer barren with few trees, in the northern hemisphere;

Answerkolkata;