If a p-wave and s-wave combine? a- they can produce an l wave. b- they cancel out each other. c- the p wave disappears and the only the s wave is left. d- the s wave disappears and only the p wave is left.

What is the chemical formula of the following compound

Select the correct text in the passage. which sentences describe examples of sustainable living? i live in an old apartment building downtown, but my company is based in an office park on the outskirts of the city. i drive an old car that needs to be replaced. i plan to buy a hybrid for better gas mileage, but for now i am able to carpool with a couple of friends from work. the drive to the office park is about 45 minutes each way, but we do get to work in a modern building. the architects just received a leed certification for the design.

Using data from seismic waves, geologists have learned that earth’s interior is made up of several