You depend on this energy every hour of every day. Without it, the world you know could not exist. Electromagnetic energy travels in waves and spans a broad spectrum from very long radio waves to very short gamma rays. The human eye can only detect only a small portion of this spectrum called visible light.A radio detects a different portion of the spectrum, and an x-ray machine uses yet another portion.ou depend on this energy every hour of every day. Without it, the world you know could not exist. Electromagnetic energy travels in waves and spans a broad spectrum from very long radio waves to very short gamma rays. The human eye can only detect only a small portion of this spectrum called visible light.
When to Introduce Water and Food. The best time to introduce water and puppy food is around 3 to 4 weeks of age. This is the time to start to slowly wean the puppy from her motherâs milk and care so she can become more independent.Be patient and take your time with this.hen to Introduce Water and Food. The best time to introduce water and puppy food is around 3 to 4 weeks of age. This is the time to start to slowly wean the puppy from her motherâs milk and care so she can become more independent.
The entire process usually takes a little over a month or so, with many puppies not being completely weaned until they're about 8 weeks old. However, puppies can begin eating soft-textured foods as soon as weaning begins -- think 3 weeks old, for instance.uppy Food. When you begin feeding puppies solid foods in earnest, whether soft or hard, remember that the little ones have very specific nutritional requirements that are totally different than those of adult doggies. The ASPCA notes that puppies need roughly two times as much energy intake as full-grown dogs.