parts of an atom

• What are the main components of an atom?

  Protons, neutrons, and electrons
• What does the nucleus of an atom contain?

  Protons and neutrons
• If an atom is compared to an Olympic swimming pool, what represents the nucleus?

  A grain of sand
• How do electrons move around the nucleus?

  They move randomly
• How many electrons are mentioned in the example?

  Two electrons
• What does the empty space in an atom represent?

  The distance between the nucleus and electrons
• What mass is assigned to a proton?

  One
• How many protons would weigh one gram?

  600 sextillion protons
• What mass is assigned to a neutron?

  Similar to a proton, also one
• What is the mass of an electron?

  One over one eight four o
• Where is the mass of an atom concentrated?

  At the nucleus
• What charge do protons have?

  Positive charge
• What charge do neutrons have?

  Neutral charge
• What charge do electrons have?

  Negative charge
• Why is the charge of an atom neutral?

  Equal number of protons and electrons
• How does the number of neutrons affect the charge of an atom?

  It does not affect the charge