Current Electricity (Junior Cert Science): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What actually flows through the wires in an electrical circuit?
What actually flows through the wires in an electrical circuit?
Electrons
What does the word 'circuit' originally mean in Latin?
What does the word 'circuit' originally mean in Latin?
To go around
Which of these materials is a conductor of electricity?
Which of these materials is a conductor of electricity?
Copper
How must an ammeter be connected to measure current?
How must an ammeter be connected to measure current?
In series with components
How must a voltmeter be connected to measure voltage?
How must a voltmeter be connected to measure voltage?
In parallel with the component
What happens in a series circuit if one bulb blows?
What happens in a series circuit if one bulb blows?
All bulbs go out
What happens in a parallel circuit if one bulb blows?
What happens in a parallel circuit if one bulb blows?
Other bulbs can remain lit
What happens to an LDR's resistance when light shines on it?
What happens to an LDR's resistance when light shines on it?
Resistance decreases
For a fixed voltage, what happens to current if resistance increases?
For a fixed voltage, what happens to current if resistance increases?
Current decreases
In a battery symbol, which line represents the positive terminal?
In a battery symbol, which line represents the positive terminal?
Long thin line