446 cards
Pitch is our perception of ____.
____ is our perception of frequency.
____ is how loud a sound is.
Intensity is ____.
The doppler effect is a shift in the perceived ____ of a sound when the source of the sound and its detector are moving relative to one ano…
The ____ is a shift in the perceived frequency of a sound when the source of the sound and its detector are moving relative to one another.
Based on the doppler effect , the perceived frequency will be ____ than the emitted frequency when the source and detector are moving towar…
Based on the doppler effect , the perceived frequency will be higher than the emitted frequency when the source and detector are ____.
Based on the doppler effect , the perceived frequency will be ____ than the emitted frequency when the source and detector are moving away…
Based on the doppler effect , the perceived frequency will be lower than the emitted frequency when the source and detector are ____.
The apparent frequency might be higher , lower , or equal to the emitted frequency when the two objects are moving in the same direction .…
The apparent frequency might be higher , lower , or equal to the emitted frequency when the two objects are ____. It depends on their relat…
Strings and pipes that are open on both ends support standing waves. The length of the string or open pipe is given by the following equati…
____e is given by the following equation:
Pipes closed at one end support standing waves. The length of the closed pipe is given by the following equation:____
____e is given by the following equation:
Ultrasound uses high frequency sound waves to compare the ____ of tissues in the body.
Ultrasound uses ____ to compare the relative densities of tissues in the body.
____ uses high frequency sound waves to compare the relative densities of tissues in the body.
Electromagnetic waves are transverse waves that consist of an oscillating ____.
Electromagnetic waves are ____ waves that consist of an oscillating electric field and an oscillating magnetic field.
The electromagnetic spectrum is the range of ____ found in electromagnetic waves.
In the visible spectrum, ____ has the largest wavelength.
In the visible spectrum, red has the ____wavelength.
The Rydberg formula is used to predict the ____ of light emitted or absorbed after an electron moves between energy levels.
The ____ is used to predict the wavelength of light emitted or absorbed after an electron moves between energy levels.
The Rydberg formula is used to predict the wavelength of ____
Diffraction is the bending and spreading out of light waves as they pass through a ____.
____ is the bending and spreading out of light waves as they pass through a narrow slit.
Diffraction is the ____ waves as they pass through a narrow slit.
Young’s double-slit experiment shows the ____ interference of waves that occurs as light passes through parallel slits .
____ shows the constructive and destructive interference of waves that occurs as light passes through parallel slits .
Young’s double-slit experiment shows the constructive and destructive interference of waves that occurs as ____.
____ are light waves in which the vibrations occur in a single plane.
Plane polarized light waves are light waves in which the ____ plane.
When all the light rays have electric fields with equal intensity but constantly rotating direction , this light is called ____.
When all the light rays have electric fields with ____ but constantly rotating direction , this light is called circularly polarized light.
When all the light rays have electric fields with equal intensity but ____, this light is called circularly polarized light.
____ is the rebounding of incident light waves at a medium’s boundary.
Reflection is ____.
The law of reflection states that the angle of incidence is ____ the angle of reflection .
____ states that the angle of incidence is equal to the angle of reflection .
The law of reflection states that ____ .
This is a ____ mirror.
____This is a concave mirror.
This is a ____ mirror.
____This is a convex mirror.
For a concave mirror, if the object is farther than the focal point, the image will be ____.
For a ____ mirror, if the object is farther than the focal point, the image will be real and inverted.
For a concave mirror, if the object is ____, the image will be real and inverted.
For a concave mirror, if the object is very close to the mirror (inside the focal point), then the image will be ____.
For a ____ mirror, if the object is very close to the mirror (inside the focal point), then the image will be virtual and upright.
For a concave mirror, if the object is ____, then the image will be virtual and upright.
For a convex mirror, the image will always be ____.
For a ____ mirror, the image will always be virtual and upright.
____ is the bending of light as it passes from one medium to another .
Refraction is ____ .
Give the formula for index of refraction :
Give the Snell's law equation:____
Give the ____ equation: