Circuits

This circuit won't work. What essential part is missing from this circuit?

• resistance
• source of electric current
• conductor
• ammeter

The force that pushes the electricity through a circuit is called...

• resistance
• voltage
• current
• switch

Tags

NGSS.MS-PS2-3

The flow of electricity through a conductor is called...

• resistance
• voltage
• current
• source of electric current

The best conductors for electricity are made of...

• wood
• plastic
• rubber
• metal

Which circuit (s) are parallel?

• A
• A and B
• B and C
• C

Which one will still function if one light bulb goes out?

• A-Series
• B-Parallel
• A-Parallel
• B-Seriese

Security alarms are made of _______ circuits because they turn on when the circuit is broken.

• Parallel
• Series 
• Fancy 

Tags

NGSS.MS-PS2-3

If I add more light bulbs to a series circuit what happens?

• The current speeds up and the lights get brighter
• The current slows down and the lights dim lower
• The current speeds up and the lights dim lower
• The current slows down and the lights get brighter

Tags

NGSS.MS-PS2-3

What is the main function of a switch in an electric circuit?

• To increase resistance

• To supply voltage

• To open or close the circuit

• To measure current

Which material is a good insulator of electricity?

• Iron

• Aluminum

• Plastic

• Copper