At 3 weeks, you can begin to offer toys to a newborn Yorkie puppies. At this time milk teeth can begin to erupt and puppies may enjoy having something to gnaw at. The 1st deworming may be done. Make sure that your dog's veterinarian approves. This will depend on the weight of the puppy and the pup's health.
One megahertz (abbreviated: MHz) is equal to 1,000 kilohertz, or 1,000,000 hertz. It can also be described as one million cycles per second. Megahertz is used to measure wave frequencies, as well as the speed of microprocessors. Radio waves, which are used for both radio and TV broadcasts, are typically measured in megahertz.
1. kilohertz-one thousand periods per second. kc, kHz, kilocycle, kilocycle per second. cycle per second, cycles/second, hertz, Hz, cps, cycle-the unit of frequency; one hertz has a periodic interval of one second. Mc, megacycle, megacycle per second, megahertz, MHz-one million periods per second. rate-a magnitude or frequency relative to a time unit; they traveled at a rate of 55 miles per hour; the rate of change was faster than expected.