Consider a satellite in a circular orbit above earth's surface. in chapter 4 of the textbook we will learn that the force of gravity changes only the direction of motion of a satellite in circular motion (and keeps it in a circle), but does not change its speed. work done on the satellite by the gravitational force is zero. what is your explanation?

Click on  the link  to view information gathered by the organization keep america beautiful. read "the costs of american littering" to find three negative effects of litter in local communities.  based on your research, what are the negative effects of litter in local communities? check all that apply.litter cleanup is very expensive.litter has decreased since 1969.litter is a constant community problem.litter causes property in the community to be less valuable.litter contaminates water and has other environmental consequences.