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5 Written questions

5 Matching questions

  1. Trough
  2. Spring tides
  3. Scrubber
  4. Volcanoes
  5. Constants
  1. a variables that do not change in an experiment
  2. b scientists think that water in the oceans is from vapor released by _______ into the atmosphere
  3. c lowest part in a wave
  4. d sulfur dioxide can be removed from smoke by passing it through this
  5. e the highest tides

5 Multiple choice questions

  1. the property of a mineral that causes it to break with rough or jagged edges
  2. an explanation backed by results from repeated testing
  3. standard to which experimental results are compared
  4. minerals containing silicon, oxygen, and one or more other elements
  5. pollution that enters a body of water from a large area

5 True/False questions

  1. ozoneminerals that can be mined at a profit


  2. Acidsubstance with a pH lower than 7


  3. using less electricityways to support the clean air act include ________ _____ _______


  4. Fertilizersdeals with morals and values about what is good or bad


  5. Photochemical Smogan educated guess that can be tested