Which policy might eliminate a disadvantage of renewable energy resources? a. modernizing coal power plants b. storing nuclear waste in carefully controlled facilities c. subsidizing solar energy production to reduce the price d. investing in technology that will reduce polluting emissions

Need asap ‼️ 20 pts which gravitational force field diagram is drawn correctly? (answers in pictures below)

What is the measurement of how fast an object moves relative to a reference point?

You throw a small rock straight up from the edge of a highway bridge that crosses a river. the rock passes you on its way down, 7.00 s after it was thrown. what is the speed of the rock just before it reaches the water 28.0 m below the point where the rock left your hand? ignore air resistance.