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IT DETECT IT BY ULTRA VIOLET RAYS.
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∙ 16y ago
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How do we detect sound?
Normally, we detect sound by listening with our ears. As sound is waves, there are instruments that can detect and show the waves on a screen.
How you can detect waves?
to detect ultrasonic waves ,place a sensitive flame in its path. if it flickers it proves its existence.
How does ultrasound in medicine and industry work?
Ultrasound is absolutely safe. It uses mechanical waves, e.g. sound waves, to detect depth and shape of internal figures. The reflection of the waves back to the sensor show the image according to the strength of the wave upon its return.
Process of recording sound waves to make an image of organs in the body?
ultrasonograophy
Which uses high-frequency sound waves to make an image of a developing fetus?
ultrasound
What is visible light and what portion can humans detect?
Visible light waves are the electromagnetic waves which are detected by the human eye. They make up only a small part of the electromagnetic spectrum. So, visible light is any light in which the human eye can detect.
How are infra red images taken?
anything warm rleases infra red waves the hotter an object is the more it releases. an inrer red camra detect infra and makes an image out of it.
Devise that bounces radio waves off the ground to detect changes in elevation?
A radio altimeter bounces radio waves off the ground to detect elevation.
Why is the b2 bomber designed the way it is?
To make the aircraft very difficult to detect on radar. It has about the same image on radar as a hummingbird.
What can't deaf people do?
Detect sound waves.
What type of waves do pit vipers detect?
infrared
What instrument do we use to detect sound waves?
Sonar
