Making Observation Notes

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Scientific Method

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Making Observation Notes

  1. 2. <ul><li>Quantitative observations- can be expressed in numbers and include records of time, temperature, mass, distance, and volume </li></ul><ul><li>Qualitative observations include the descriptions of sights, sounds, smells, and textures. </li></ul>
  2. 3. <ul><li>A student dissolved 30 grams of Epsom salts in water, poured the solution into a dish, and let the dish sit out uncovered overnight. The next say, she made the following observations of the Epsom salt crystals that grew in the dish. </li></ul>
  3. 4. Quantitative Observations Qualitative Observations - Mass = 30 g - mean crystal length = 0.5 cm - Longest crystal length = 2 cm - Crystals are clear. - Crystals are long, thin, and rectangular. - White crust has formed around the edge of the dish.

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