what is called spectrum disorders that cluster of abnormalities and problems that appear in babies whose mothers ingested a very specific teratogen during pregnancy.

Which articulations allow for greatest range of motion?

The softest and hardest minerals are: softest hardest

Suppose a wheel with a tire mounted on it is rotating at the constant rate of 2.15 times a second. a tack is stuck in the tire at a distance of 0.373 m from the rotation axis. noting that for every rotation the tack travels one circumference (a) find the tack's tangential speed. (b) what is the tacks radial acceleration?