The coefficient of static friction is 0.768 between the soles of a 60.0 kg sprinter's running shoes and the level track surface on which she is running. Determine the maximum acceleration she can achieve.

the earths atmosphere is made up of nitrogen and oxygen. solids can turn into gasses through a process called sublimation. sublimation is the transition of a substance directly from the solid to the gas phase, without passing through the intermediate liquid phase.

hope this : d