Other questions in this quiz

2. what charge is an electron?

  • neutral=0
  • negative=-1
  • positive=+1
  • 2 decibels=2

3. atoms have a small central ...

  • nucleus
  • electron
  • protons
  • cell

4. what charge is an atom

  • negative=-1
  • 2 decibels=2
  • neutral=0
  • positive=+1

5. what charge is proton?

  • positive=+1
  • 2 decibels=2
  • negative=-1
  • neutral=0

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