What is a mirror's radius of curvature if cars 19.0 m away appear 0.27 their normal size? Follow the sign conventions.

The fertilized egg  begins to develop into a hollow ball of cells called the blastocyst. 

The  asthenosphere  is now thought to play a critical role in the movement of plates across the face of earth's surface. according to plate tectonic theory, the lithosphere consists of a relatively small number of very large slabs of rocky material.