What can be done to improve the efficiency of a ramp?
A.) Smooth the surface.
B.) Insulate the surface with foam.
C.) Make it shorter and steeper.
D.) Add a rough surface.
1 answer
C. Make it shorter and steeper.
A.) Smooth the surface.
B.) Insulate the surface with foam.
C.) Make it shorter and steeper.
D.) Add a rough surface.
1 answer