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Sound and Electrical

Sound and Electrical Energy Review

QuestionAnswer
Sound is caused by... Vibrations
Sound waves can travel through Solids, Liquids and Gases
Material that allows electrical energy to pass through easily is called a/an Conductor
Magnetism produced by an electrical current is called... Electromagnetism
Sound does not travel in space because.. There is no matter in space
Measure of how high or low a sound is... Pitch
What is volume? The loudness or softness of a sound
Material that slows down or stops electric current or thermal energy from passing through is called a(an)... Insulator
What is frequency? The number of vibrations per second
Without ___________, sound waves could not travel. matter
You place the tips of a vibrating tuning fork into a dish of water. What does this show? Sound travels as waves in vibrating matter.
An example of a conductor is : A metal screw
When you scuff your feet on a rug, electric charges move off you by... Static Electricity
If more sound energy is released then the volume will be: Louder
Which of the following is the best definition of energy? The ability to do work
What is an open circuit? An electrical circuit that is not complete.
What is a closed circuit? A circuit without interruption, providing a continuous path through which a current can flow.
In a generator electrical energy is transformed from... Kinetic Energy
In a battery electrical energy is transformed from... Chemical Energy
The presence of electrical energy relies on the presence of two things; what are they? A closed conducting circuit and an energy source.
Name one example of an energy source. A windmill
Created by: mrslafond
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