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 ].
Resting Pulse Rate. The National Institutes of Health state that 60 to 100 beats per minute is considered normal for a resting pulse rate. Any female over 10 years of age should fall within this resting pulse rate range, unless they are well-trained athletically.In this situation, the normal resting heart rate can be as low as 40 to 60 beats per minute, maintains MayoClinic.com.ny female over 10 years of age should fall within this resting pulse rate range, unless they are well-trained athletically. In this situation, the normal resting heart rate can be as low as 40 to 60 beats per minute, maintains MayoClinic.com.