Electrical Circuits Quiz

Three students are having a discussion about switches. Only one student is correct. Circle the name of the student who is correct.

• Aki

• Kim

• Ren

Mary wants to make a circuit. She uses a lamp. Which other parts should she use so that the lamp light up? Tick (√) the two correct answers.

• cell

• wires

• open switch

• torch

Which diagram shows a closed switch? Tick (√) the correct box.

• 
• 

Which of the following items will close the circuit so the lamp will light up? Choose one correct answer.

• Rubber band

• Iron nail

• book

• Plastic straw

An electrical (a)   does not allow electric current to flow easily. Fill in the blank with the correct word.

Jamila investigates electrical circuits. She makes this circuit. What does Jamila do to make lamp A brighter? Circle all the correct answers.

• add another cell

• add another lamp

• remove a cell

• remove lamp B

• add a switch

Look at the diagram. Tick (√) the box next to the correct statement.

• The lamp will light up.

• The lamp will not light up.

Which of the following materials is a good conductor of electricity? Choose one correct answer.

• Glass

• Plastic

• Wood

• Copper

In a circuit, what happens if the switch is open? Tick (√) the box next to the correct statement.

• The lamp will not light up.

• The lamp will light up.

Complete the statement: Metals are generally ___, while rubber is considered ___.

• insulators, conductors

• conductors, insulators