Question

The ramp the movers use to help them move a refrigerator into the moving van modifies the force necessary to perform work and therefore is a(n) ______.

Answer 1

Machine.

Step-by-step explanation:

The ramp the movers use to help them move a refrigerator into the moving van modifies the force necessary to perform work and therefore is a machine. As it's in the definition of a machine that the the thing made by the people to make their work easier.