Petrucci

This page lists questions and answers that were posted by visitors named Petrucci.

Questions

The following questions were asked by visitors named Petrucci.

Describe the formation of the earth in refference of Nebular cloud theory

Answers

The following answers were posted by visitors named Petrucci.

i think the ans is sound becoz when someone hears it is new and it is old coz no one could hear the same sound again