Which occurs when two musical instruments use resonance? a. one instrument is louder than the other. b. they are out of tune with each other. c. they are both quiet. d. they are both loud.

Which statement correctly describes the relationship between frequency and wavelength?

Infrared radiation has wavelengths that are shorter than visible light is part of the visible light spectrum has wavelengths that are longer than visible light has the same wavelengths as ultraviolet radiation

If element x has 99 protons how many electrons does it have