Calculate the velocity of a compressional wave in a homogeneous rock layer with a density of 2.6 g/cm3 , a young’s modulus of 0.39✕1011 n/m2 , and a poisson’s ratio of 0.11

[ou.01jthe greatest speed with which any physical object moves is 300,000 km/soundsec. which of the following has a speed of 300,000 km/sec? a. light in water b. light in vacuum c. sound in air. d. sound in water

Directions conduct research to collect information and data in order to write a well-informed argument essay responding to the following prompt: do you believe your local power company is doing enough to reduce dependence on nonrenewable energy sources? why or why not? remember that your argument essay should contain: a claim supporting evidence connected to your claim an acknowledgement of counterclaim(s) a conclusion after writing your rough draft, reread it and edit it for spelling, grammar, and clarity.

Identify the capital city of china at the time of the japanese invasion in 1937.japanese invasion of china, 1931-1937manchuria +beijing *chinananjing *shangai