ADHD is the most common problem seen in outpatient child and adolescent mental health settings. It is estimated that ADHD affects about 5% of children. Boys are diagnosed with ADHD about twice as much as girls. About 2.5% of adults have ADHD.
Report Abuse. The Milky Way, BY FAR! To give you an idea of size: Our sun, the next biggest celestial object on your list, is about 870,000 miles in diameter. The Milky Way's diameter is about 600,000, 000, 000,000 ,000 miles in diameter!Or in more practical terms: If the sun were the size of a large pin-head, the Milky Way would extend from the Earth to nearly twice the distance to the moon. screaming monk Â· 8 years ago.he Milky Way's diameter is about 600,000, 000, 000,000 ,000 miles in diameter! Or in more practical terms: If the sun were the size of a large pin-head, the Milky Way would extend from the Earth to nearly twice the distance to the moon. screaming monk Â· 8 years ago.
A) The celestial sphere is just another name for our universe. B) From any location on Earth, we can see only half the celestial sphere at any one time. C) When we look in the sky, the stars all appear to be located on the celestial sphere. D) The earth is placed at the center of the celestial sphere. E) The celestial sphere does not exist physically. 2) Which of the following statements about the celestial equator is true at all latitudes? A) It extends from your horizon due east, through your zenith, to your horizon due west. B) It lies along the band of light we call the Milky Way. C) It cuts the dome of your sky exactly in half. D) It represents an extension of the earth's equator onto the celestial sphere.