How does wavelength affect the pitch of a sound? a. the taller the wavelength, the lower the sound b. the longer the wavelength, the lower the sound c. none of these d. the shorter the wavelength, the lower the sound

The Answer is B. Because the closer they are the higher the pitch. Hope this helps.

measuring light intensity

light meters can be used to measure light intensity. the meter is held at the soil surface and pointed in the direction of the maximum light intensity, and then the meter is read.

errors can be made when measuring light intensity by accidentally shading the light meter. the reliability of the results can be checked by taking many samples.