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Thermal Energy
| Question | Answer |
|---|---|
| Molecule | A group of atoms joined together in a particular way |
| Temperature | A measure of how hot or cold something is |
| average | 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 |
| bacteria | tiny organisms that are made of a single cell |
| change | when something becomes different over time |
| collision | the moment when two objects hit each other |
| energy | the ability to make things move or change |
| equilibrium | a balanced state in which a system is stable, such as when two or more samples are at the same temperature |
| groundwater | water that is underground |
| infer | to reach a conclusion using evidence and reasoning |
| kinetic energy | the energy that an object has because it is moving |
| matter | anything that has mass and takes up space |
| pasteurize | to make something safe to eat or drink by heating it |
| sample | a small part that is meant to show what the whole is like |
| stability | when something stays mostly the same over time |
| system | a set of interacting parts forming a complex whole |
| thermal energy | the total kinetic energy of all the molecules that make up a sample |
| transfer | to move from one object to another or one place to another |
| water heater | a heating unit that stores and warms water |
| trait | a specific characteristic of an individual organism |
| population | a group of the same type of organism living in the same area |
| variation | any difference in traits between individual organisms |
| distribution | the number of individuals with each trait in a population |
| generation | a group of individuals born and living at about the same time |
| adaptive trait | a trait that makes it more likely that an individual will survive in a specific environment |
| non-adaptive trait | a trait that makes it less likely that an individual will survive in a specific environment |