Which describes one way that renewable resources differ from nonrenewable resources? Renewable resources make cleaner energy
It takes longer to replenish renewable resources,
Renewable resources are more easily located and harvested.
It often costs much less to produce energy from renewable resources,

A1-lb collar is attached to a spring and slides without friction along a circular rod in a vertical plane. the spring has an undeformed length of 5 in. and a constant k =25 lb/ft. knowing that the collar is released from being held at a determine, the speed of the collar and the normal force between the collar and the rod as the collar passes through b.