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5 Written questions

5 Matching questions

  1. independent variabe
  2. momentum
  3. hypothesis
  4. potential energy
  5. electromagnetic energy
  1. a energy that can travel through a vacuum
  2. b variable manipulated by the researcher
  3. c energy stored due to an object's position or arrangement
  4. d a testable explanation about an observation
  5. e mass multiplied by speed

5 Multiple choice questions

  1. forces that act in different objects in pairs
  2. atom that has a positive or negative charge
  3. the variable that is measured in an experiment
  4. the energy an object has due to its motion
  5. basic unit of life

5 True/False questions

  1. decibelloundess scale for sounds


  2. electronthe bouncing back of a wave


  3. wavelengththe distance between the crest of one wave and the crest of the next wave


  4. nucleic acidsa chemical bond in which one atom loses an electron to form a positive ion and the other atom gains to electron to form a negative ion


  5. densitythe force of attraction between all masses in the universe