Across
- 7. a set of display behaviors in which an animal, usually a male, attempts to attract a mate.
- 10. a biological community of interacting organisms and their physical environment.
- 11. Negatively charged particles in an atom.
- 12. when a liquid moves around towards a heat source and the heat source pushes the liquid back up and the cycle repeats.
- 13. Moving energy.
- 14. The flow/transfer of thermal energy from hot to cold.
- 15. How much stuff is in an object Measured in grams
Down
- 1. Something that can be a liquid and a solid.
- 2. The way an organism reacts to other organism or to its environment.
- 3. The crust and upper mantle.
- 4. All of the different species living in an area.
- 5. anything that constrains a population's size and slows or stops it from growing.
- 6. the natural home or environment of an animal, plant, or other organism.
- 8. a layer of the earth that is just below the crust and right above the outer core.
- 9. The speed of an object Measured in meters per second.