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Q: How are light and sound used to keep us safe?
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What makes a sound proof room keep the sound in?

the material that was used.


How do you use light and sound?

You can use light and sound to achieve so many things in everyday life. Sound is used to help people hear what others are saying while light is used in most case for vision.


What instruments are used in the song safe and sound by Taylor Swift?

Drums and Guitar


Are electromagnets used to transform electricity into light sound and motion?

answer this


What does sound and safe mean?

'Sound and safe', usually expressed as 'safe and sound' means being very safe; being free from danger and from injury or ill-health. The phrase is frequently used when something, often a person, has been missing and then found in good health, or good condition. 'Safe' speaks for itself; 'sound' is from an old usage in English, indicating good health: 'sound in body and mind', 'sound in limb', or 'sound in wind', meaning respectively mentally and physically healthy, having arms and legs in good working order, or having good lung capacity.


How safe is the light from a home scanner?

A home scanner as in a copier scanner? If so than it is only a bright light used to reflect the image of what you are scanning and as so is as safe as any light.


How safe is the light from home scanners?

A home scanner as in a copier scanner? If so than it is only a bright light used to reflect the image of what you are scanning and as so is as safe as any light.


What to do with the file cabinet?

They are used to help organize and keep files safe.


What is the help position used for when you are in water for a long time?

it is to keep you safe


Are radio waves light sound waves?

Light isanalogous in many ways to sound and many of the equations used to describe sound also apply to light, but there are limitations. Sound waves don't really polarize the way light waves do for example. Light also displays some characteristics of particle behavior that contradict its wave behavior - again making it different from sound.


Example to light energy to sound energy?

Sound is not convertible directly to light, though it can be used to attenuate electrical signals, which in turn can be used to cause variations in the output of a light source powered by those signals.


How do you keep your surrounding clean and safe?

For me, I used to cleaned my surrounding everyday, that is way I always kept it cleaned and safe.