Thermal Energy 1

Front

a group of atoms joined together in a particular way

Back

molecule

Front

Things are made up of ____________

Back

molecules

Front

When things get hotter, its molecules are moving faster and have more _____________.

Back

kinetic energy

Front

When a thing gets colder, its molecules are moving slower and have ____ kinetic energy.

Back

less

Front

Temperature is a measure of the ____________________ of the molecules of a thing.

Back

average kinetic energy

Front

a number that summarizes a set of data and that can be computed by adding all the numbers in a list and then dividing by the number of numbers in the list 

Back

average

Front

The energy an object has because it is moving.

Back

kinetic energy

Front

to reach a conclusion using evidence and reasoning

Back

infer

Front

a set of interacting parts forming a complex whole

Back

system

Front

When two things are in contact, their molecules collide, and kinetic energy transfers from the faster-moving molecules to the ____________ molecules.

Back

slower-moving