test 1

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Across
  1. 4. what is the name of the process by which plants convert chemical energy into heat energy?
  2. 5. A burette measures _____________ of liquids.
  3. 6. An electrical __________ changes electrical energy into heat energy.
  4. 7. An 10cubic centimeter object weighing 8g will ________ on water.
Down
  1. 1. what type of force is friction?
  2. 2. Force can change _________________ of a moving body.
  3. 3. What is the SI unit of mass?