Current electricity Lessons 4-9

An example of a conductor is :

• a glass paperweight
• a plastic cap
• a metal screw
• a wooden handle

Tags

NGSS.MS-PS3-3

What part of a circuit is this object?

• power source
• load
• pathway
• switch

A __________opens and closes a circuit?

• key
  key
• magnet
• switch
• electromagnet

What is the purpose of a switch?

• To open and close the circuit.
• To carry the electricity through the circuit.
• To make a fun clicking sound
• To supply the power to the circuit

What are the components of a simple circuit?

• wires, switch, outlet
• battery, switch, motor
• wires, light bulb, motor
• wires, battery, light bulb

^{Is this circuit open or closed?}

• Closed
• Open

What is another name for a lightbulb in a circuit?

• Switch
• Load
• Power Source

Which of the following is NOT required to build a simple circuit?

• Load

• Power Source

• Conductor

• Switch

From which terminal (side) of the battery do electrons flow?

• Positive

• Negative

what is an electric cell?

• a device that converts mechanical energy into electrical energy

• a device that turns stored chemical energy into electrical energy

• a device that devours electrical energy

• a device that converts static electricity into mechanical energy

Tags

NGSS.HS-PS2-5