Simple Electrical Circuit

The diagram shows a simple circuit. If another bulb is added in series, then the first bulb will

(a)  

• get brighter

• get dimmer

• stay the same

• change colour

The two types of circuits are called _______ and _______.

The path along which electricity travels is called a _______.

The flow of electricity in a circuit can be controlled by a _______.

Which switches must be closed for Bulb 1 to remain dark but Bulb 2 to produce light?

• Switch 1 only must be closed

• Switches 2 and 3 must be closed

• Switches 1 and 3 must be closed

• Switches 1, 2 and 3 must be closed

A student builds a circuit allowing the light bulbs to light, the buzzers to make sound, and the motors to turn. Which two switches can be open and still allow all of the parts to work?

• Switches 1 and 3

• Switches 1 and 4

• Switches 2 and 3

• Switches 3 and 4

Tags

NGSS.4-PS3-2

NGSS.4-PS3-4

When the student connects the wires as shown, which of the bells will ring?

• Bell 1 only

• Bells 1 and 4 only

• Bells 3 and 4 only

• Bells 1, 2, 3, and 4

Which of the following statements about circuits is true?

• A parallel circuit provides more than one path for current to flow.

• A series circuit provides more than one path for current to flow.

• All series circuits have three bulbs.

• All parallel circuits have three bulbs.

Which statement about the two headlights of a car is true?

• Both lights are in series

• Both lights are in parallel

• One light is in series and the other is in parallel

• The lights are neither in series nor in parallel

What is the name of the electrical component shown here.

(a)  

• Cell

• Plug

• Fuse

• Switch