Current Electricity

What happens to the brightness of the light bulbs in a series circuit when you add more lights.

• Each bulb gets dimmer
• Each bulb remains the same
• Half of the bulbs get dimmer
• Each bulb gets brighter

What are the components of a simple circuit?

• wires, switch, outlet

• battery, switch, motor

• wires, light bulb, motor

• conductor, voltage source, load or resistance

What is an electric current?

• a build up of electrons

• the difference in charge between 2 points

• the flow of electrons over a circuit

• the opposition to flow of electrons

What is resistance

• the rate at which a charge is flowing

• the material's tendency to resist flow of electrons

• the difference of charge between 2 points

• it is futile

Tags

NGSS.HS-PS2-4

What is the unit we use to measure electric current?

• ampere (amp)

• ohm

• volt

• newton

If bulb 1 burns out, what will occur?

• bulbs 2 and 3 will go out
• bulbs 2 and 3 receive more volts
• bulbs 2 and 3 will stay lit
• nothing will happen

Does this statement best describe a parallel or a series circuit.
 
When more light bulbs are added they all remain bright. 

• Parallel circuit
• Series circuit

Does this statement best describe a parallel or a series circuit.
 
Different currents flow through each resistor.

• Parallel circuit
• Series circuit

This image represents what type of circuit?

• open
• wire
• series
• parallel

This is the symbol for a _____?

• switch
• light 
• battery
• wires

Tags

NGSS.HS-PS2-5