Calculate the force to be applied to raise a 20kg block on an inclined plane with an angle of a 25°, at constant speed, if the coefficient of the kinetic friction is Uk= 0.25.

d. learned preferences i believe is your answer

muscle endurance

explanation:

i can do 50 in a row ( but i get so tired after that)

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