When a 2.0 kg rock is dropped from a cliff it hits the beach at 24m/s. At what speed would a 4.0 kg, dropped from the same cliff, hit the beach? Ignore friction

Porque crees que el agua no podia subir mas de 10 m de altura con ese tipo de bomba

We put a force of 50n on an object and the acceleration is 100 m/s². what is the mass of the object?

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