Which circuit shown will produce light when the switch is close?
B
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15
Which change would cause all the bulbs to go out?
A
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15
Which LEDs produce light when the switch is in the position shown?
A
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15
The lightbulb does not glow. Which statement explains this observation?
G
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15
When the student connects the wires as shown, which of the bells will ring?
G
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15
Which of the following switches should be closed?
C
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banana
Go to last place!
Oops!
gold
Win 50 points!
Okay!
fairy
Take points!
5
10
15
20
25
baam
Lose 20 points!
Oops!
15
Which two switches can be open and still allow all of the parts to work?
F
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banana
Go to last place!
Oops!
seesaw
Swap points!
Okay!
rocket
Go to first place!
Okay!
baam
Lose 5 points!
Oops!
15
A group of students is building the circuit represented in the diagram. What object can be used at position x for the buzzer to sound when Switch K is closed?
F
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15
With the switches in these positions, which lights are on?
F
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15
Which diagram shows how the student should change the circuit?
J
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15
Which of these circuits should the student build?
F
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15
How many of the bulbs will remain lit if the wire is cut at the point shown by the arrow?
F
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15
What will happen is Switch 3 is closed and the other switches are left open?