Series Circuits

Pick the correct sentence.

• This circuit will work because it is a closed circuit.
• Energy will freely flow in this circuit.
• This circuit will not work because there is no energy source.
• This circuit will not work because there is no switch.

Tags

NGSS.HS-PS2-5

This type of circuit only has one path for current to flow. 

• series
• parallel
• combination
• split

The total resistance in this circuit is 

• 100 ohms
• 450 ohms
• 400 ohms
• 30 ohms

The total current through this circuit is

• 0.02 amps
• 0.09 amps
• 50 amps
• 9 amps

Total resistance in a series circuit

• R_{t =} R₁ + R₂ + R₃ ...
• 1/R_{t =} 1/R₁ + 1/R_{2 ...}
• R_t = R₁ X R₂ / R₁ + R_{2 ...}
• R_t = R_N / R_V 

what is this symbol for?

• light bulb
• switch
• battery
• resistor

If you increase the resistance of a circuit, what happens?

• Current decreases
• Current increases
• Electrons disappear
• Bulbs get brighter

If you decrease the resistance of a circuit, what happens?

• Current decreases
• Current increases
• Electrons disappear
• Bulbs get dimmer

If you increase the voltage of a circuit, what happens?

• Current decreases
• Current increases
• Electrons disappear
• Bulbs get dimmer

What kind of circuit is this?

• Series
• Consecutive
• Parallel
• Training