34288911
Beschreibung
Quiz von Teacher Scott, aktualisiert more than 1 year ago
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Erstellt von Teacher Scott
vor etwa 3 Jahre
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Frage 1
Frage
Which of the following is a source of electricity?
Antworten
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Image:Strike (binary/octet-stream)
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Image:28723 (binary/octet-stream)
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All are sources of electricity
Frage 2
Frage
Look at the before and after pictures. What happened?
Antworten
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Positively charged particles transferred from the towel to the balloon.
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Negatively charge particles transferred from the towel to the balloon.
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Nothing happened. They're both the same.
Frage 3
Antworten
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light bulb
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battery
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switch
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current
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particle
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wires
Frage 4
Antworten
- True
- False
Frage 5
Frage
The steady flow of electric charges is called
Antworten
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charges
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current
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particles
Frage 6
Frage
Which of the following is an example of an electrostatic discharge or the release of static electricity.
Antworten
Frage 7
Frage
Static electricity can happen when a person brushes their hair.
Antworten
- True
- False
Frage 8
Frage
An electric current needs a path to flow along, also called a . . .
Image:
Icon (binary/octet-stream)
Antworten
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circuit
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battery
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power source
Frage 9
Frage
Examples of conductors are:
Antworten
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dry wood and most plastics
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copper and steel
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drinking water and rubber
Frage 10
Frage
Substances that do not allow electricity to pass through them are:
Antworten
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conductors
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cells
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insulators
Frage 11
Frage
If you were going to build an electrical circuit, which of the following items would NOT be part of it?
Antworten
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Power source, such as a battery
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Electrical appliance, such as a light bulb
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Wires made of gold
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Wires made of plastic
Frage 12
Antworten
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repel
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attract
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do nothing
Frage 13
Frage
Why are electrical wires covered with plastic or rubber?
Antworten
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Plastic and rubber are nice materials to touch.
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Smooth materials keep wires warm.
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Plastic and rubber are good electrical insulators.
Frage 14
Frage
Which of the following does a light bulb do?
Antworten
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Change electrical energy into light energy
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Change light energy into electrical energy
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Change light energy into thermal energy
Frage 15
Frage
To repel means to . . .
Antworten
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jump
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Push away
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Pull to you
Frage 16
Frage
Static electricity flows in the same direction.
Antworten
- True
- False
Frage 17
Antworten
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repel
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attract
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do nothing
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