Help:

2. ___Q. Most people believe that when Chris Columbus landed in America in 1492, he was the first European to do so.

___ R. When these remains were examined, the settlement was found to have been occupied in about A.D. 1000.

___ S. However, as the twentieth century has progressed, that belied has been challenged by the discovery of archaeological evidence.

___ T. In 1963, scientists uncovered the remains of a Viking settlement on the northern tip of Newfoundland.

___ U. Therefore, despite popular belief, the Viking were colonizing the New World long before Christopher Columbus arrived.

3. ___Q. For example, when a anole sits on a plant during a warm, dry, summer day its color is a bright emerald green.

___R. sometimes mistaken for a chameleon, it does not change color to match its surroundings, as real chameleons do.

___ S. although it often is thought to be just like other lizards, the anole, a small desert lizard, has its own special characteristics.

___ T. But when it is uncovered among dead leaves in the wintertime it's dark brown in color.

___ U. Unlike the chameleon, the anole only changes color in response to temperature.