Hypothesized effect of factor on reaction time

(! ) what’s fracking and what does it have to do with carbon, carbon dioxide, or fossil fuels?

The many volcanoes located along the edge of the pacific ocean make up the ring of fire. how does subduction play a role in the volcanic activity in the ring of fire?

Imagine ? person stepping on a pin and pulling his or her foot way look at the réfléchir arc of the scenarios below