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Interactive Science (Pearson) Grade 4, Chapter 3-Electricity
Terms in this set (48)
An electric charge in motion.
Yes, because it is a good conductor of electric charges.
The computer part below is made of gold conductors. Will gold allow electric charges to flow easily in this computer part?
A material through which an electric charge can move easily.
Good conductors of electricity.
Most metals, such as copper, gold and silver. Others include metal scissors and the lead or graphite in your pencil.
Forms of energy
Electricity, light, sound and energy of motion.
Can change to light.
Electricity can change to what?
Can change to sound.
Motion can change to what?
Can change to electricity
Wind can change to what?
Energy of motion causes what?
A force that acts when two surfaces rub together.
Computer, speakers, television, radio, ipod.
Objects that transforms electrical energy to sound energy.
Rubber, glass, foam, plastic and wood.
What materials are best for insulators?
When your switch is off or there is a broken bulb.
What would cause an electric current to be unable to flow in a series circuit?
The current will still flow through the other loops when this happens.
What would happen in a parallel circuit if one of its loops is broken?
Two or more paths through which electric charges may flow.
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