Electricity - Science

• What is electricity?

  the moving of an electron
• How will electricity flow?

  only when it has a complete circuit
• what is moving energy called?

  kinnetic energy
• what is an electrical current?

  it is how fast the electrons are moving
• what is voltage measured in? and measured by?

  volts and a voltmeter
• what is current measured in? and measured by?

  amps and an ammeter
• what is resistance measured in? and measured by?

  ohms and an ohmmeter
• how do u get a bulb to light?

  a continuous pathway of conducting material is needed for electricity to flow
• what is the current?

  the flow of electrons in a wire
• what is a conducter?

  substances that allow electricity to travel through them
• what is an insulator?

  substances that do not allow electricity to travel through themselves
• ohm’s law

  it States that the voltage is proportional to the current in a wire at constant temperature
• Diode


  A diode is a device that allows current to flow through it in one direction only
• What is power measured in?

  Watts(W)
• What is the formula for power

  P = V x I