a 220. lb fullback runs the 40 yd dash at a speed of 19.6 mi/hr. determine the de Broglie wavelength in nanometers

6.4 cm (max) - 25 cm (min)

(b) which contains higher levels of vitamin b, oranges or spinach?

explanation:

you can eliminate a, c, and d because they are questions based on opinions.

qualitative observation deals with data that can be observed with our senses: sight, smell, touch, taste, and hearing. they do not involve measurements or numbers. for instance, colors, shapes, and textures of objects are all qualitative observations.