calculate the densities of the following materials. Material A has a volume of 2 cm 3 and mass of 30 g.

An object moves from position +34m to the position -15m in 15 seconds. what is the total displacement? what is the total velocity?

What are two different ways you could find the value of a? explain these methods.

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