Aball of mass 0.5 kg moving at 10ms-¹ collides with another ball of equal mass at rest. if the two ball move off together after the impacts, calculate their common velocity

State the right hand rule of the direction of magnetic field in a conductor carrying current

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

How many neutrons does element x if it’s atomic number is 28 and its mass number is 87