Quizlet Science Vocabulary

Print Options

This box will be automatically hidden when printing. ← Back to Set Page


  1. Adaptation: a characteristic an organism develops to aide in survival
  2. Bacteria: tiny living cells that "fix" nitrogen in the soil
  3. Biome: a region of the world that is defined by its climate and the unique plants and animals that live there
  4. Boiling: when heat is applied to change from liquid to a gas
  5. Boiling Point: the temperature at which a substance boils
  6. Community: all the populations of organisms living together in an environment
  7. Complete Metamorphosis: a four-step process including a change in an organism's body as it grows. (egg, larva, pupa, adult)
  8. Condensation: changing from a gas to a liquid
  9. Conductor: any material that allows heat or electricity to pass through it
  10. Consumer: an organism in a community that must eat to get the energy it needs
  11. Cycle: a series of events that repeats
  12. Decay: the slow, natural breaking down of plant and animal matter
  13. Decomposer: consumer that breaks down the tissues of dead organisms (bacteria, mushrooms, vulture)
  14. Density: the concentration of matter in an object
  15. Direct Development: a kind of growth where organisms keep the same body features as they grow larger
  16. Ecosystem: a community and its physical environment together
  17. Electric Circuit: any path along which electrons can flow
  18. Electromagnet: a magnet formed by the flow of an electric current
  19. Evaporation: changing from a liquid to a gas
  20. Fish: vertebrates that live their entire life in water
  21. Food Chain: the ways in which the organisms in an ecosystem interact with one another according to what they eat
  22. Fossil Fuel: a fuel formed from the remains of once-living organisms
  23. Fossils: remains of once living organisms that have been preserved
  24. Freezing: changing from a liquid to a solid
  25. Freezing/Melting Point: the temperature at which a substance transitions from a solid to a liquid
  26. Fungi: living things that look like plants but cannot make their own food: mushrooms
  27. Gas: anything that has no definite volume or shape
  28. Germinate: the sprouting of seeds
  29. Greenhouse Effect: process by which the Earth's atmosphere absorbs heat
  30. Habitat: a place in an ecosystem where a population lives
  31. Incomplete Metamorphosis: a three-step process including a change in an organism's body as it grows (egg, nymph, adult)
  32. Individual: a single organism
  33. Inherited Trait: a characteristic that is passed from parent to offspring
  34. Instinct: a behavior that an organism inherits
  35. Insulator: any material that does not allow heat or electricity to pass through
  36. Learned Behavior: a behavior that an animal learns from its parents
  37. Lens: a piece of clear material that bends light rays passing through it
  38. Liquid: anything that has a definite volume but no definite shape
  39. Mass: the amount of matter in an object
  40. Matter: anything that has mass and takes up space
  41. Melting: changing from a solid to a liquid
  42. Mixture: a combination of substances that can be easily separated into its own parts
  43. Niche: the role each population has in its habitat
  44. Nitrogen Cycle: the cycle in which nitrogen gas is changed into forms of nitrogen that plants can use
  45. Photosynthesis: the process by which plants make their own food
  46. Physical Properties: properties that can be observed by the senses without changing the substance
  47. Population: all the individuals of the same kind living in the same environment
  48. Producer: an organism that makes its own food (plant)
  49. Recycling: the process of taking a resource from a product and making it into a new item
  50. Reflection: light that bounces off an object
  51. Refraction: the bending of light rays
  52. Respiration: the process that releases energy; Inhale oxygen exhale carbon dioxide
  53. Solid: anything that has a definite volume and shape
  54. Solubility: the ability to dissolve
  55. Solution: a combination of substances that cannot be easily separated
  56. Symbiosis: a long-term relationship between different kinds of organisms
  57. System: a group of objects working together
  58. Variable: something that changes in an experiment and affects the results of the experiment (only 1 can be changed)
  59. Volume: the amount of space in an object
  60. Weight: the pull of gravity on an object