Answers by visitors named: sparkleprincess

Estimate the diameter of a circle with a circumference of 80 feet.

I took the test and got a 100 0/0

But i'm not telling you the answers

A star begins its life as a cloud of dust and gas (mainly hydrogen) known as a nebula. A protostar is formed when gravity causes the dust and gas of a nebula to clump together in a process called accretion.