Cards in this guide (10)
As you sit on a dock you notice a wave crest pass You count another four wave crests in the next 12 seconds What is the frequency of these waves
What is the scale used to define sound intensities
Decibel scale.
The scale used to define sound intensities is called the decibel scale system. The units used to measure the intensity of sound are referred to as decibels.
Do virtual images exist where no light rays can be found
Yes, virtual images exist where no light rays can be found.
The angle of refraction is measured between the refracted ray and what other line
What is a wave called in which the medium vibrates perpendicular to the motion of the wave
If you look up close at an ant using a convex lens what do you see
The same ant, enlarged by the light bending effects of the
lens.
Wave maximum displacement from the rest position
The correct term from the maximum displacement from the rest
position in a wave is the Amplitude (A).
What correctly defines the speed of a wave
What has the lowest frequency on the electromagnetic spectrum
radio waves has lowest frequency in electromagnetic spectrum
Are virtual images always erect and real images always inverted