Why do scientists paint numbers on the backs of baby tortoises at breeding facilities in the Galápagos Islands?

6.4 cm (max) - 25 cm (min)

the objects have the same charge.

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.