Represent the wavelength of the following rays by comparing each to the length of a physical object.

Represent the wavelength of the following rays by comparing each to the length of a physical object [e.g., a ray with a wavelength of 1 m (100 cm) would be approximately the length of a baseball bat]: (a) rays from a dental ray, (b) rays in a microwave oven, (c) rays in a sun lamp, (d) rays in a heat lamp, and (e) an FM radio wave.