Ascience student drops a rock a mine shaft. if it takes 3.0 seconds for the rock to hit the bottom of the shaft, what is the speed of the rock just before impact? (acceleration of the falling object is 9.8 m/s^2

Alfred pushes on a heavy box, but cannot move it. the box has a lot of inertia motion friction gravity

Urgent pls a. coal consumption levels off and remains flat. b. petroleum, natural gas, and renewables show an increase in consumption c. more nonrenewable resources continued to be consumed than renewable. d. there is little projected increase in nuclear energy use. e. carbon dioxide emissions are projected to decline as we approach 2040. global energy consumption is defined as the total energy used by an individual or organizations from around the world. use the graph above to analyze the projected energy consumption from now until 2040. which statements in the prompt apply? a) a, b, d b) b, c, d c) a, c, d d) a, b, c, d

Atruck with 34-in.-diameter wheels is traveling at 55 mi/h. find the angular speed of the wheels in rad/min, *hint convert miles to inches & hours to minutes: