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.
Hubbard Glacier. The Hubbard Glacier is absolutely massive. In fact, itâs calving face is an absolutely stunning 6 miles (10 kilometers) wide and up to 400 feet (130 meters) tall, making it the largest tidewater glacier in Alaska. The Hubbard Glacier.In fact, its size is what distinguishes the Hubbard from every other glacier on the Alaska cruise route. If you want to see the biggest, then you want to stop at the Hubbard. But there is more to Disenchantment Bay than just its amazing glacier.ubbard Glacier. The Hubbard Glacier is absolutely massive. In fact, itâs calving face is an absolutely stunning 6 miles (10 kilometers) wide and up to 400 feet (130 meters) tall, making it the largest tidewater glacier in Alaska. The Hubbard Glacier.