Introduction to Current Electricity

An example of a conductor is :

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

Tags

NGSS.HS-PS3-5

An example of an insulator is:

• iron
• silver
• copper wire
• rubber

Tags

NGSS.MS-PS2-3

What is the difference between a conductor and an insulator?

• An insulator allows electricity to flow through it easily and a conductor does not
• A conductor allows electricity to flow through it easily and an insulator does not.
• An insulator is magnetic and a conductor is not
• A conductor is magnetic and an insulator is not

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

Why are humans conductors?

• Humans are made of mostly water.
• Humans have a ton of metal in their bodies.
• Humans conduct the railroad.
• Humans are great at the electric slide.

When switch is turned on the circuit is? 

• Open
• Closed

Tags

NGSS.MS-PS2-3

What is another name for a lightbulb in a circuit?

• Switch
• Load
• Power Source

Which of the following is NOT required for a circuit to be complete.

• Load

• Power Source

• Conductor

• Switch

What is voltage?

• The ability of electrons to do work

• Potential difference

• The "pressure" of electrons in the circuit

• All of these are correct