Explain how tillage has negative effects on the environment.

Farmers usually use pesticides to keep other destructive animals (bugs insects ants) away causing it to impact other wild life by runoff causing it to run into near by lakes and streams

Ibelieve is d but i’m not 100% sure

It depends on the surface of the levels. the rougher the surface, the greater is the frictional force. for rougher surfaces, you would need to exert greater force to move the object. the concept is that, you must overcome the frictional force in order to bring the object into motion. this is the reason why we add lubricants to the joints so they could easily move. this answer was on