<span>The factors that determine how fast weathering occurs are the type of rock, type of soil, time it takes, and the climate.</span>
When electrons are lost a positive ion is formed. When electrons are gained, a negative ion is formed. I hope this helps
KE=1/2 m v^2
KE= .5 x 2kg x 15m/s to the 2nd power
KE=225 km/s