Question

How does a machine make work easier? A machine makes work easier by changing _______. Choose the three statements that apply.(1 point)
Responses

the time needed to do the work
the time needed to do the work

the direction of a force
the direction of a force

the amount of force applied
the amount of force applied

the amount of work done
the amount of work done

the distance over which a force is applied

Answer 1

Select these three:

- the direction of a force
- the amount of force applied
- the distance over which a force is applied

Rationale: Machines trade force for distance and can redirect forces. They don't change the total work required (ignoring friction) and don't inherently change the time required.