Question

What principle explains why lifting heavy objects is easier using ramps?

Answer 1

by using ramps you can easily push or pull the object up the ramp.

Answer 2

Inclined Plane

Step-by-step explanation:

An inclined plane, also known as a ramp, is a flat supporting surface tilted at an angle, with one end higher than the other, used as an aid for raising or lowering a load. The inclined plane is one of the six classical simple machines.

The basic principle of Inclined pane is as follows

W = F x D ( Force times Distance)

where W shows the word done.