In which of the following circuits will the buzzer sound?
1 point
1
Question 2
2.
Which of the objects below is NOT needed to test electrical conductivity?
1 point
1
Question 3
3.
A student builds a circuit with wires, a bulb, a battery, and a switch.
Which of the materials used by the student is the energy source for the circuit?
1 point
1
Question 4
4.
Which of these could be used to replace a wire in a circuit?
Select TWO correct answers.
1 point
1
Question 5
5.
Electricity can be used to produce __________.
1 point
1
Question 6
6.
What is wrong with the circuit below?
1 point
1
Question 7
7.
Electricity can seriously harm people. Adults and students should be aware of electrical safety advice to avoid such things as electric shock. Which of the following is considered the most vital piece of advice to follow when exploring electrical circuits?
1 point
1
Question 8
8.
Students are given materials to complete a circuit to turn on one light. The materials include two wires, one AA battery, and various sizes of lightbulbs. What is the variable in the investigation?
1 point
1
Question 9
9.
After several attempts to turn on a light using a simple circuit, a student concludes that the circuit must be closed in order for the light to turn on. Is the student's conclusion reasonable?
3 points
3
Question 10
10.
Which three materials could be used to create a working electrical circuit?
Select THREE correct answers.
1 point
1
Question 11
11.
A group of students built the circuit shown below.
Based on the diagram, how many bulbs would remain lit if Bulb 5 burned out?
