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5 Written questions

5 Matching questions

  1. ion
  2. cell
  3. decibel
  4. qualitative observations
  5. hypothesis
  1. a observations made with the senses
  2. b a testable explanation about an observation
  3. c atom that has a positive or negative charge
  4. d loundess scale for sounds
  5. e basic unit of life

5 Multiple choice questions

  1. basic unit of heredity
  2. variable manipulated by the researcher
  3. trait observed when at least one dominant allele for each characteristic is inherited.
  4. the movement of thermal energy from a substance at a higher temperature to one at a lower temperature
  5. a substance formed by chemical union of two or more elements

5 True/False questions

  1. speedbasic unit of life

          

  2. fossil fuelloundess scale for sounds

          

  3. Hertzthe movement of thermal energy from a substance at a higher temperature to one at a lower temperature

          

  4. recessive traita trait that is apparent only when two recessive alleles for the same characteristic are inherited

          

  5. diffractionthe spreading out of waves around a barrier or through an opening

          

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