Unit 1, Topic 2: Thermal Energy

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Across
  1. 4. An event in which two or more objects hit each other with force.
  2. 5. A measure of how hot or cold something is, based on the movement of particles within a substance.
  3. 7. Energy The energy that comes from the movement of particles in matter; it is related to temperature.
  4. 8. A state in which all forces or influences are balanced, and no changes are occurring in a system.
  5. 10. A group of interacting parts that work together to form a whole.
  6. 11. A number that represents the middle or typical value in a set of data, calculated by adding all the values and dividing by the total number of values.
Down
  1. 1. A group of atoms bonded together that represents the smallest unit of a chemical compound.
  2. 2. Energy The energy that an object has because it is moving.
  3. 3. The state of being steady and not likely to change or move suddenly.
  4. 5. The movement of something from one place, object, or system to another.
  5. 6. When something becomes different over time, such as in size, shape, or state.
  6. 9. To use evidence and reasoning to make an educated guess about something.