What changes that a machine does in order to make tasks easier are the amount of work done, the amount of force applied, and the time needed to do the work. Basically, the answers would be the first, second, and third options. Hope this answers your question.
What does a machine change to make work easier? Check all that apply. the amount of work done the amount of force applied the time needed to do the work the direction of a force the distance over which a force is applied