Question of the week (Week 2)

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Across
  1. 3. SI units for length
  2. 5. A figure almost enter the quantum scale
  3. 6. Neuronal junction
  4. 9. Water high to low
  5. 10. Something often shows as an example when we are talking about the law of the conservation of the energy
  6. 12. Fourth in the periodic table
  7. 13. Has both direction and magnitude
  8. 14. One of the three metals that mainly used as galvanic anodes
  9. 17. An array
Down
  1. 1. How to find the area under a curve
  2. 2. How the acceleration changes
  3. 4. Both photons and electrons have wavelength but also behave as particles
  4. 7. Who writes this cross-word
  5. 8. How many significant figures are there in 0.001200
  6. 11. What we often inhale.If we inhale too much, it will be harmful.
  7. 15. Some magical power which let the apple fall
  8. 16. Can be an animal and can be a unit