Part C Now, set the mass of both balls to be equal. Increase the distance between them by pulling one of the balls away from
the other. To pull a ball away, click on the ball and drag it. What happens to the force arrows between the two balls? What
does this mean in terms of gravity?

These factors hinder environmental protection efforts in eastern europe.

Many areas surrounding the caspian sea contain important a. rare minerals b. forestry resources c. gold and silver mines d. oil and natural gas fields

Which statements describe sustainable development? multiple answer choice -fishing does not remove more fish from water systems than can be replaced by the number of fish that will be born to replace them. -sustainable development is development that is designed to improve the economic conditions in less-developed countries. -sustainable development is mainly a regional issue. -sustainable development means water is used at a rate that won't reduce the amount available for future use. - sustainable development policies only need to be concerned with environmental protection. - trees cannot be cut down faster than the number that will be replaced by new growth.