Asteroid Belt. About 2-4 AU (186-370 million miles) away from the Sun, between the orbits of Mars and Jupiter, is a region called the Asteroid Belt. This region is a ring of tens of thousands of relatively small rocky objects called Asteroids. Asteroids can vary greatly in size.
A normal pulse rate for a healthy adult, while resting, can range from 60 to 100 beats per minute, depending on athletic ability. [ Source: http://www.chacha.com/question/what-is-your-pulse-supposed-to-be ].
What is normal pulse rate in human being? A normal pulse in a healthy person is generally 60-100 beats per minute. However, depending on the source the range can vary. Some sources will state 50-100 beats per minu â¦ te is normal, and in pediatrics the range is typically higher.